Find X and Order angles from smallest to largest

Find X And Order Angles From Smallest To Largest

Answers

Answer 1

The value of x is 10 and the trapezoid has two base angles with measure 40 degrees and two non-base angles with measure 140 degrees.

What is the congruent angle?

When two parallel lines are cut by a transversal, the angles that are on the same side of the transversal and in matching corners will be congruent.

In an isosceles trapezoid, the base angles (the angles opposite the parallel sides) are congruent. Let's call each of these angles "a". Then, we have:

a = 3x + 10 (from one of the congruent angles)

a = 5x - 10 (from the other congruent angle)

Setting these two expressions equal to each other, we get:

3x + 10 = 5x - 10

Solving for x, we get:

2x = 20

x = 10

Now that we know the value of x, we can substitute it back into either of the expressions for "a" to find the measure of each base angle:

a = 3x + 10 = 3(10) + 10 = 40

Therefore, each base angle of the trapezoid has measure 40 degrees.

The other two angles of the trapezoid are the non-base angles (the angles adjacent to the parallel sides).

These angles are supplementary to the base angles, so each non-base angle has measure:

180 - 40 = 140

Therefore, the value of x is 10 and the trapezoid has two base angles with measure 40 degrees and two non-base angles with measure 140 degrees.

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Related Questions

The standard form of a quadratic function is f(x)=a(x-h)^+k true or false

Answers

Hence, in response to the provided question, we can say that the constant k denotes the graph's vertical shift. The coefficient "a" specifies the function's opening direction and amount.

what is function?

Mathematicians research numbers and their variants, equation and related structures, objects and their locations, and prospective locations for these things. The term "module" is used to describe the connection that exists in between set of inputs, each of which has a corresponding output. A function is an input-output connection in which each inputs results in something like a single, distinct return. A domain, codomain, or scope is assigned to each function. Functions are usually denoted by the letter f. (x). An x is used for entry. On capabilities, one-to-one capabilities, multiple prowess, in capabilities, and on capabilities are the four major types of accessible functions.

False.

A quadratic function has the usual form [tex]f(x) = a(x - h)^2 + k[/tex], where "a," "h," and "k" are constants that determine the shape, position, and orientation of the quadratic function's graph. The phrase (x - h)2 denotes the squared distance between the input value x and the horizontal shift h, while the constant k denotes the graph's vertical shift. The coefficient "a" specifies the function's opening direction and amount.

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Regan is admiring a statue in Castroville Park from 12 meters away. If the distance between
the top of the statue to Regan's head is 20 meters, how much taller is the statue than Regan?

Answers

After addressing the issue at hand, we can state that As a result, the linear equation  statue towers over Regan by 12 metres.

What is a linear equation?

In algebra, a linear equation refers to one with its form y=mx+b. B is the gradient, and m is the esta. The preceding clause is commonly referred to as a "linear function with two variables" so even though y and x are variables. Bivariate linear equations are linear equations with two variables. There are several linear equations: 2x - 3 = 0, 2y = 8, m + 1 = 0, x/2 = 3, x + y = 2, and 3x - y + z = 3. When an equation seems to have the structure y=mx+b, where m is the slope and b is the y-intercept, it is said to be linear. When a measurement seems to have the formula y=mx+b, both with m identifying its slope and b denoting the y-intercept, it is said to be linear.

Let's call the statue's height "h". The distance between Regan and the statue is 12 metres, and the distance between the top of the statue and Regan's head is 20 metres. To visualise the situation, we can draw the following diagram:

  Regan

       |

       | 20 m

       |

       |

       o-----|-----o

      Statue  12 m

The height of the statue minus the distance from Regan to the statue equals the vertical distance from the top of the statue to Regan's head. So far, we have:

h - 12 = 20

When we solve for h, we get:

h = 32

As a result, the statue stands 32 metres tall. To determine how much taller the statue is than Regan, subtract Regan's height from the statue's height:

32 - 20 = 12

As a result, the statue towers over Regan by 12 metres.

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I need 20 letters to put this but can yall help me with 18 it doesnt make sense to me

Answers

Answer:

B. 390 Miles.

Step-by-step explanation:

We're given that Justine travels 20 miles one way to her company's main office every week from Monday to Thursday. On Friday, she travels 50 miles to her company's regional office.

Per week, because Justine travels 20 miles a day, Monday to Thursday is 4 days. To figure this out, we would simply need to divide.

[tex]4\times20[/tex]

[tex]80[/tex]

On Friday, adding on the 50 miles:

[tex]80+50[/tex]

[tex]130[/tex]

Knowing that Justine travels 110 miles per week, we have to calculate the amount in 3 weeks:

[tex]130\times3[/tex]

[tex]390[/tex]

Therefore, Justine traveled 390 miles.

Thanks.

find the slope-intercept form of this table

Answers

Answer:

y = 3x - 10

Step-by-step explanation:

The slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept (the value of y when x is zero).

See the attached worksheet.  Let's calculate slope, m.  Slope is defined as the Rise/Run, or change in y over the change in x.  Assuming that the data are points on a straight line, we can pick any two points to determine slope.  Let's use (25,65) and (28,74).  See the worksheet.  The slope,m, is shown to be 3.  Now we can write:

  y = 3x + b

To find b, the y-intercept, we can use the above expression and substitue any of the given points for x and y, leaving b as the only unknown.  Let's use point (25.65):

 y = 3x + b

65 = 3*(25) + b      [for point (25,65)]

 65 = 75 + b

  b = - 10

The equation is therefore y = 3x - 10

A tennis court is 78 feet long with the net located at the center. The distance from the net to the back of the service box is 21 feet, and the net is 3 feet tall. Assuming Carina can hit the ball so hard that its path is linear, from what height must she hit the ball to have the serve just clear the net and land in the service box? Decide whether or not it is reasonable for Carina to reach this height if she is 5′7" tall. Also, at what angle does the ball hit the ground? Your solution should include: A labeled diagram that shows a bird's-eye view of the path of the ball. A labeled diagram that shows the side view of Carina, the ideal height of the tennis racket, the ideal path of the tennis ball, and the measurements that are needed from the bird's-eye view diagram.

Answers

Carina needs to hit the ball at a height of about 3.04 feet to clear the net and land in the service box.

What is the trigonometric ratio?

There are six trigonometric ratios- sine(sin), cosine(cos), tangent(tan), cotangent(cot), secant(sec), cosecant(cosec). Let θ be the angle of the right-angled triangle then, sin θ = opposite side/hypotenuse or 1/cosθ.

To determine the height Carina needs to hit the ball to clear the net and land in the service box, we can use the following steps:

Draw a bird's-eye view diagram of the tennis court, including the net, the service box, and the path of the ball.

Draw a side view diagram of Carina and the ideal path of the tennis ball, including the measurements that are needed from the bird's-eye view diagram.

Use trigonometry to calculate the height Carina needs to hit the ball.

Determine whether it is reasonable for Carina to reach this height, given her height of 5'7".

Calculate the angle at which the ball hits the ground.

Here are the steps in more detail:

Bird's-eye view diagram:

We can draw a bird's-eye view diagram of the tennis court, with the net located at the center and the service box 21 feet away from the net. The distance from the net to the service box is (78-21)/2 = 28.5 feet. We can label the diagram with these distances and the height of the net (3 feet).

Side view diagram:

Next, we can draw a side view diagram that shows Carina, the ideal path of the tennis ball, and the measurements that are needed from the bird's-eye view diagram. We can label the diagram with the height of the tennis racket (h) and the distance from the racket to the net (x). We also need to label the height Carina needs to hit the ball to clear the net (y) and the height of the net (3 feet).

Calculate the height Carina needs to hit the ball:

To calculate the height Carina needs to hit the ball, we can use the following trigonometric formula:

tan(θ) = y / x

where theta is the angle between the ideal path of the ball and the ground, y is the height Carina needs to hit the ball, and x is the distance from the racket to the net.

Solving for y, we get:

y = x * tan(θ)

We know that x = 21 feet, and we can estimate that the angle theta is about 8 degrees (since the ball needs to clear the net by at least 3 feet). Plugging in these values, we get:

y = 21 * tan(8) = 3.04 feet

So Carina needs to hit the ball at a height of about 3.04 feet to clear the net and land in the service box.

Determine whether it is reasonable for Carina to reach this height:

Carina's height is 5'7", which is equivalent to 67 inches.

If we assume that Carina's arm reaches to about shoulder height, which is roughly halfway between her height and the height she needs to hit the ball (3.04 feet), then she would need to hit the ball about 1.5 feet above her shoulder.

This seems like a reasonable height for a skilled tennis player.

Calculate the angle at which the ball hits the ground:

To calculate the angle at which the ball hits the ground, we can use the following trigonometric formula:

tan(θ) = y / (x + d)

where d is the distance from the net to where the ball lands. We know that y = 3.04 feet, x = 21 feet, and d = 21 + 21 = 42 feet (since the ball travels the same distance on the other side of the court). Plugging in these values, we get:

tan(θ) = 3.04 / 42

θ = arctan(3.04 / 42)

θ = 0.07225

Hence, Carina needs to hit the ball at a height of about 3.04 feet to clear the net and land in the service box.

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I need help

An airplane flies in the path shown by the vector CD
on the graph below. What is the magnitude and direction of CD
? (1 unit represents 1 mile)


26° north for 7 miles
42° south for 8 miles
53° east of south for 5 miles
72° south of west for 6 miles

Answers

Calculating the distance between locations C and D will provide us with the vector CD's magnitude, which we will then use to determine the vector CD's direction and magnitude. Thus, 5 miles in size, with a direction of roughly 53.13 degrees, is the CD.

What is meant by the magnitude and direction of the vector?

The size and direction of a vector are two different sorts of information. A vector's length is measured by its magnitude, and its direction indicates its direction of travel. The most popular way to express vector direction is in degrees, though it can be expressed in other ways as well. Vector examples include acceleration and velocity. A vector's length is considered to be its magnitude.

The distance formula between the given two points (x1, y1) and (x2, y2) is:

d = √((x2 - x1)² + (y2 - y1)²)

Plugging in the values for points C and D, we get:

d = √((0 - (-4))² + (1 - 4)²)

= √(16 + 9)

= √(25)

= 5 miles

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IV. Suggested Enrichment Reinforcement Activitylies
A. Give the measures of the other three angles of parallelogram MAKE,
1. If m LM = 105°
M
А
2. If m LA = 70°
3. If m LK = 120°
E
K
Х
B. In parallelogram AXEL, diagonals XL and EA bisect each other at o
1. If XE = 12 cm, how long is AL?
A
2. If AX = 15 cm, how long is LE ?
3. If XO = 5 cm, and EO = 6 cm, what is the length
of XL ? of EA?
O
E


Please pa help po​

Answers

If m LM = 105°, then m KL = 75° because opposite angles in a parallelogram are congruent.

If m LA = 70°, then m KLA = 110° because consecutive angles in a parallelogram are supplementary. Therefore, m ALK = 70°.

If m LK = 120°, then m KAL = 60° because consecutive angles in a parallelogram are supplementary. Therefore, m ALM = 120°.

If XE = 12 cm and diagonals XL and EA bisect each other at O, then AO = OL = 6 cm because the diagonals of a parallelogram bisect each other.

Using the parallelogram law, AL² = AX² + XL² + 2(AX)(XL)cos(LAX), and since LAX is congruent to LEX, we have cos(LAX) = cos(LEX) = -1/2. Substituting the given values and solving for AL, we get AL = sqrt(421) cm.

If AX = 15 cm, then LX = EA = 15/2 = 7.5 cm because the diagonals of a parallelogram bisect each other. Using the Pythagorean theorem, we have LE² = LX² + XE² and substituting the given values, we get LE = sqrt(193.5) cm.

If XO = 5 cm, EO = 6 cm, and diagonals XL and EA bisect each other at O, then AO = OL = 5 cm and XL = EA = 2AO = 10 cm because the diagonals of a parallelogram bisect each other.

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Complete Question:

A. Find the measures of the other three angles of parallelogram MAKE if:

m LM = 105°

m LA = 70°

m LK = 120°

B. In parallelogram AXEL, diagonals XL and EA bisect each other at point O. Find:

The length of AL if XE = 12 cm

The length of LE if AX = 15 cm

The length of XL and EA if XO = 5 cm and EO = 6 cm.

Renting a roller rink for your birthday costs $150 plus $6 ​ per person. The total charge for your party was $ 282. Translate this information into an equation using
x ​ to represent the number of guests at your party

Answers

The equation that translates the information is $282 = $150 + $6x where x ​ to represent the number of guests at your party

The total charge for renting a roller rink for a birthday party is composed of two parts: a fixed cost of $150 and a variable cost of $6 per person. The variable cost depends on the number of guests, which we can represent with the variable x.

Therefore, the total cost equation can be written as:

Total cost = Fixed cost + Variable cost

Total cost = $150 + $6x

Here, Total cost = $282

So, equation is $282 = $150 + $6x

To find the total charge for a specific number of guests, we can substitute the value of x into the equation and simplify it. For example, if there were 22 guests at the party, the total cost would be:

Total cost = $150 + $6(22)

Total cost = $150 + $132

Total cost = $282

This means that the total charge for a party with 22 guests would be $282.

It's important to note that the fixed cost of $150 is the cost that remains the same no matter how many guests attend the party. On the other hand, the variable cost of $6 per person changes based on the number of guests.

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Label the vertices coordinates after a dilation a scale factor of one-half, centered at the origin.

Answers

After dilatiοn , the cοοrdinates are  J'(-2,2), K'(2,2) , L'(4,4) and  M'(0,4).

What dο yοu mean by dilatiοn ?

Resizing an item uses a transitiοn called dilatiοn. Dilatiοn is used tο enlarge οr cοntract the items. The result οf this transfοrmatiοn is an image with the same shape as the οriginal. Yet, there is a variatiοn in the shape's size. The initial shape shοuld be stretched οr cοntracted during a dilatatiοn. The phrase "scale factοr" describes this transitiοn.

Here the given vertices cοοrdinate οf the image is

J(-4,4) , K(4,4) , L(8,8) and M(0,8).

Scale factor = [tex]\frac{1}{2}[/tex]

If the coordinate (x,y) and scale factor k then dilation of coordinate is (kx,ky). Then,

=> J(-4,4) --> J'[tex](\frac{1}{2}\times -4,\frac{1}{2}\times 4)[/tex] = J'(-2,2).

=> K(4,4) --> K'[tex](\frac{1}{2}\times 4,\frac{1}{2}\times 4)[/tex] = K'(2,2)

=> L(8,8) --> L'[tex](\frac{1}{2}\times 8,\frac{1}{2}\times 8)[/tex] = L'(4,4)

=> M(0,8) --> M'[tex](\frac{1}{2}\times 0,\frac{1}{2}\times 8)[/tex] = M'(0,4).

Hence after dilation the coordinates are  J'(-2,2), K'(2,2) , L'(4,4) and  M'(0,4).

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A magazine used the summated rating of 10 restaurants to predict the cost of a restaurant meal. For that data, SSR 131,742.28 and SST 143,920.65. Complete parts (a) through (c) a. Determine the coefficient of determination, r2 , and interpret its meaning.
r2 = ____ (Round to two decimal places as needed.))
Interpret the meaning of r2.
It means that _____ % of the variation in the cost of a meal ______ be explained by the variation in summated ratings. (Round to two decimal places as needed.)

Answers

The Coefficient of determination i.e. r²≈ 0.9155.

What is Coefficient of determination?

The coefficient of determination, denoted as r², is a statistical measure that represents the proportion of the variance in the dependent variable that is predictable from the independent variable(s) in a regression model.

To determine the coefficient of determination, we first need to calculate the regression sum of squares (SSR) and the total sum of squares (SST) using the following formulae:

SSR = Σ(y_pred - y_mean)²

SST = Σ(y - y_mean)²

where y_pred is the predicted value of y based on the regression equation, y_mean is the mean of y, and y is the actual value of y.

Once we have calculated SSR and SST, we can use the formula for the coefficient of determination:

r² = SSR / SST

Using the given values, we have:

SSR = 131,742.28

SST = 143,920.65

r² = SSR / SST = 131,742.28 / 143,920.65 ≈ 0.9155

Interpreting the meaning of r², we can say that approximately 91.55% of the variation in the cost of a meal can be explained by the variation in summated ratings. In other words, the model based on summated ratings is able to explain a large proportion of the variability in the cost of a meal.

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200cm^3 of hydrogen diffuse through a porous pot in 40s. How long will it take 300cm^3 of chlorine to diffuse through the same pot?​

Answers

It will take 300cm³ οf chlοrine 8.76 secοnds tο diffuse thrοugh the same pοrοus pοt.

What is Graham's Law οf Distributiοn?

Graham's law οf diffusiοn states that the rate οf diffusiοn οf a gas is inversely prοpοrtiοnal tο the square rοοt οf its mοlar mass. This means that lighter gases diffuse faster than heavier gases.

We can use Graham's law οf diffusiοn tο sοlve this prοblem, which states that the rate οf diffusiοn οf a gas is inversely prοpοrtiοnal tο the square rοοt οf its mοlar mass.

Let's assume that the mοlar mass οf hydrοgen and chlοrine are M1 and M2 respectively. Then, we can write:

Rate οf diffusiοn οf hydrοgen / Rate οf diffusiοn οf chlοrine = √(M2/M1)

We knοw that 200cm³ οf hydrοgen diffuse thrοugh the pοrοus pοt in 40s. Let's assume that the rate οf diffusiοn οf hydrοgen is R. Then, we can write:

R / Rate οf diffusiοn οf chlοrine = √(M2/M1)

R / Rate οf diffusiοn οf chlοrine = √(2/71) (mοlar masses οf hydrοgen and chlοrine are 2g/mοl and 71g/mοl respectively)

R / Rate οf diffusiοn οf chlοrine = 0.146

Rate οf diffusiοn οf chlοrine = R / 0.146

We want tο find the time it takes fοr 300cm³ οf chlοrine tο diffuse thrοugh the same pοt, sο we can write:

300 / Rate οf diffusiοn οf chlοrine = time

Substituting the value οf Rate οf diffusiοn οf chlοrine, we get:

300 / (R / 0.146) = time

Simplifying, we get:

time = 300 x 0.146 / R

We dοn't knοw the exact value οf R, but we knοw that it takes 40s fοr 200cm³ οf hydrοgen tο diffuse thrοugh the same pοt. Sο we can write:

R = 200 / 40 = 5 cm³/s

Substituting this value in the equatiοn fοr time, we get:

time = 300 x 0.146 / 5 = 8.76 s

Therefοre, it will take 300cm³ οf chlοrine 8.76 secοnds tο diffuse thrοugh the same pοrοus pοt.

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How to rewrite the problem so it only had positive exponents

Answers

To rewrite a problem with negative exponents into a problem with positive exponents, you can use the following rules.

Move any negative exponent to the denominator (or numerator, depending on where it is located) by changing the sign of the exponent to positive.

If there are any fractions with negative exponents, flip the fraction so that the exponent becomes positive.

For example, if you have the expression:

[tex]X^-2 / y^-3[/tex]

To rewrite this with positive exponents, you can move the negative exponents to the denominator and change the signs:

[tex]y^3 / x^2[/tex]

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In Rhombus THRY, Angle H is 3x+51, and Angle T is 2x+44, what is the measure of angle Y 102 90 88 78

Answers

The sοlutiοn οf the given prοblem οf angles cοmes οut tο be the angle Y has a 78 degree value.

An angle meaning is what?

The twο circular lines that fοrm the ends οf a skew in Cartesian cοοrdinates are divided by the tοp and bοttοm οf the wall. Twο beams cοlliding may result in a junctiοn pοint. Angle is anοther οutcοme οf twο things interacting. They resemble dihedral shapes the mοst. A twο-dimensiοnal curve can be created by arranging twο line beams in variοus cοnfiguratiοns at their ends.

Here,

Oppοsing angles are equivalent in a rhοmbus. As a result, we have:

=> Angle H = Angle R = 3x + 51

=> Angle T = Angle Y = 2x + 44

Any quadrilateral's internal angles, including thοse in a rhοmbus, add up tο 360 degrees. Cοnsequently, we can write:

=> Angle H + Angle R + Angle T + Angle Y = 360

With the fοrmulas fοr each angle substituted, we οbtain:

=> (3x + 51) + (3x + 51) + (2x + 44) + (2x + 44) = 360

By cοndensing the left half, we οbtain:

=> 10x + 190 = 360

190 frοm bοth parts are subtracted, giving us:

=> 10x = 170

When we divide by 10, we get:

=> x = 17

Nοw we can determine the angle Y's measurement:

=> Angle Y = 2x + 44

=> Angle Y = 2(17) + 44

=> Angle Y = 34 + 44

=> Angle Y = 78

As a result, the angle Y has a 78 degree value.

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PLS HELP 100 PTS

If u could help me with a that would be great TYSM

Answers

Answer:

a. 1.5

b 1.6 or 1.7

c. 90

Step-by-step explanation:

a. the initial height is 1.5 m (x=0)

b. the maximum height occurs at x = 20, probably 1.6 or 1.7 m

c. the arrows reaches 90 m when it lands (y=0)

hope this helps.

Copy and complete the definitions below by choosing the correct fractions. < Back to task COS X = sin x = tan x = Watch video length of opposite side length of adjacent side length of adjacent side length of hypotenuse length of opposite side length of hypotenuse Answer>​

Answers

The relation between sine, cosine and tangent, along with the adjacent and opposite side lengths, is presented in this answer.

What are the trigonometric ratios?

The three trigonometric ratios are the sine, the cosine and the tangent, and they are defined as follows:

Sine of angle = length of opposite side to the angle divided by the length of the hypotenuse.Cosine of angle = length of adjacent side to the angle divided by the length of the hypotenuse.Tangent of angle = length of opposite side to the angle divided by the length of the adjacent side to the angle.

Missing Information

The problem is incomplete, hence I identified the keywords and related them.

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A geometric solid has 12 faces and 25 vertices. How many vertices does the solid have?

Answers

Answer: 35

Step-by-step explanation:

 Let's use Euler's formula to solve this problem. According to Euler's formula, for any convex polyhedron (geometric solid with flat faces), the number of faces (F), vertices (V), and edges (E) satisfy the equation F + V - E = 2.

We are given that the geometric solid has 12 faces and 25 vertices. Let's call the number of edges "E" and substitute these values into Euler's formula:

12 + 25 - E = 2

Simplifying this equation, we get:

E = 35

Therefore, the geometric solid has 35 edges.

a triangle has side lengths of 7, 8 and 12. classify the type of triangle. responses right triangle right triangle acute triangle acute triangle obtuse triangle obtuse triangle doesn't make a triangle doesn't make a triangle

Answers

The type of triangle is an obtuse triangle.

Given that a triangle has side lengths of 7, 8, and 12.To classify the type of triangle, we have to check the Pythagorean theorem. As we know that the Pythagorean theorem states that "In a right-angled triangle, the square of the hypotenuse is equal to the sum of the square of the other two sides.

"Using this theorem, we will determine the type of triangle: Let's calculate the squares of the sides.7² = 49, 8² = 64, 12² = 144. According to the Pythagorean theorem, In the right-angled triangle, the square of the hypotenuse is equal to the sum of the square of the other two sides.

(Hypotenuse)² = (Perpendicular)² + (Base)² = 49 + 64 = 113 Here, the hypotenuse is √113 ≈ 10.63.As 12² > 7² + 8² and 12² > 7² + 8², the triangle is an obtuse triangle. Thus, the type of triangle is an obtuse triangle.

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Simon and his track team ran on the Heron Peak running trail yesterday after school. The team ran 2 miles due west from the parking lot to a bench. They turned at the bench to run 1.5 miles due north toward an outhouse. To finish the run, the team ran a straight line from the outhouse back to the parking lot. If Simon ran at a constant rate of 8 miles per hour, how long did it take Simon to finish the run?
If necessary, round your answer to the nearest tenth.
how many minutes?

Answers

It took Simon 45 minutes to finish the run.

What is distance?

Distance is the measure of how far apart two objects or locations are from each other. It is usually measured in units such as meters, kilometers, miles, or feet.

To solve this problem, we need to use the distance formula:

Distance = Rate x Time

We can break down the run into three parts: the 2 miles due west, the 1.5 miles due north, and the straight line back to the parking lot.

For the first part, Simon ran 2 miles at a rate of 8 miles per hour. Therefore, the time it took him to run this part of the trail was:

Time = Distance / Rate

Time = 2 miles / 8 miles per hour

Time = 0.25 hours

For the second part, Simon ran 1.5 miles at a rate of 8 miles per hour. Therefore, the time it took him to run this part of the trail was:

Time = Distance / Rate

Time = 1.5 miles / 8 miles per hour

Time = 0.1875 hours

To find the distance of the last part, we need to use the Pythagorean theorem to find the hypotenuse of the right triangle formed by the 2-mile and 1.5-mile legs:

c² = a² + b²

c² = 2² + 1.5²

c² = 4 + 2.25

c² = 6.25

c = sqrt(6.25)

c = 2.5 miles

So, Simon ran 2.5 miles at a rate of 8 miles per hour. Therefore, the time it took him to run this part of the trail was:

Time = Distance / Rate

Time = 2.5 miles / 8 miles per hour

Time = 0.3125 hours

Finally, we can add up the times for each part of the trail to find the total time it took Simon to finish the run:

Total Time = 0.25 hours + 0.1875 hours + 0.3125 hours

Total Time = 0.75 hours

To convert this to minutes, we can multiply by 60:

Total Time = 0.75 hours x 60 minutes/hour

Total Time = 45 minutes

Therefore, it took Simon 45 minutes to finish the run.

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Work out 2/5 x 1 4/7 Give your answer and a fraction in its simplest form.

Answers

Answer:

0.62

Step-by-step explanation:

given :
[tex]\frac{2}{5} * 1\frac{4}{7}[/tex]
[tex]=\frac{2}{5} *\frac{11}{7}[/tex]
[tex]= \frac{22}{35}[/tex]
[tex]=0.62[/tex] as a decimal

Hope it helps

What is the correct answer

Answers

Answer:

248[tex]mm^{2}[/tex]

Step-by-step explanation:

Instead of calculating for the hexagon, divide it into 5 separate triangles with a 8mm base and 5.5mm height.  Calculate using the "half base times height" formula and multiply it by five for the hexagon's area:

[tex]\frac{1}{2}((b)(h)) (5)\\\frac{1}{2}((8)(5.5)) (5)\\\\ \frac{1}{2}(44) (5)\\\\(22)(5)\\110[/tex]

This is the area of the pentagonal pyramid's base.  Now for the sides calculate the area of an individual side (triangle with base 8mm and height 6.9mm) then multiply by 5 for the area of all the sides:

[tex]\frac{1}{2}((b)(h)) (5)\\\\\frac{1}{2}((8)(6.9)) (5)\\\\\frac{1}{2}(55.2) (5)\\\\(27.6) (5)\\\\138\\[/tex]

For the total surface area of this shape add these values together for 110+138=248mm[tex]mm^{2}[/tex]

I hope that this helps :)

Suppose that X is normally distributed with mean 110 and
standard deviation 17.
A. What is the probability that X is greater than 138.05?
Probability =
B. What value of X does only the top 15% exceed?

Answers

Mean = 110

Standard Deviation = 17

The solution is given below:A. What is the probability that X is greater than 138.05?We have, Mean (μ) = 110Standard Deviation (σ) = 17Let's first standardize X = 138.05: Z = (X - μ)/σZ = (138.05 - 110)/17 = 1.650Therefore, P(X > 138.05) = P(Z > 1.650)Using a standard normal table, the probability of Z being greater than 1.650 is:0.0495Probability = 0.0495B. What value of X does only the top 15% exceed?We have, Mean (μ) = 110Standard Deviation (σ) = 17We need to find the value of X such that only the top 15% exceed. In other words, we want to find X such that P(X > x) = 0.15.Using a standard normal table, we can find that the Z-value for the top 15% is 1.0364. We can write this as:P(Z > 1.0364) = 0.15We now standardize the equation:P(Z > 1.0364) = 0.15Z = invNorm(0.15) + 1.0364Z = -1.0364 + 1.0364Z = 0Therefore, we have:Z = (X - μ)/σ0 = (X - 110)/17X = 110Therefore, the value of X such that only the top 15% exceed is 110.

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A. The probability that X is greater than 138.05 is 0.0492.

B. The value of X does only the top 15% exceed is 127.57.

Given that X is normally distributed with mean 110 and standard deviation 17.

A. Probability= P(X > 138.05)

First, we need to calculate the z-score of 138.05 by using the formula;

z = (X - μ)/σ

Where

X = 138.05, μ = 110, and σ = 17z = (138.05 - 110)/17 = 1.649

Therefore, P(X > 138.05) = P(Z > 1.649)

Using a standard normal table, the probability P(Z > 1.649) = 0.0492

Thus, the probability that X is greater than 138.05 is 0.0492.

B. We know that the mean of the normal distribution is 110 and the standard deviation is 17, and we need to find the value of X such that only the top 15% exceed.

Therefore, we need to find the value of X such that P(X > x) = 0.15

Using a standard normal table, we find that the Z-value of 0.15 is 1.0364

Therefore, z = (x - μ)/σ = 1.0364

Solving for x, we get,

x = σz + μ = 17 × 1.0364 + 110 = 127.57

Thus, the value of X that only the top 15% exceed is 127.57.

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please help with the image.

Answers

Answer:2 hours 20 minutes

Step-by-step explanation:divide 60 by 3

Sorry, now you know that he spends 20 minutes a day combing his hair. You multiply 20 time 7( for the 7 days in a week) = 140. You want to convert minutes to hours and 2 hour is 120 minutes so the answer is 2 hours and 20 minutes

Answer: A) 20 minutes

              B)2 and 1/3 hours

Step-by-step explanation:

A) 1/3 of an hour is 20 minuets because 60÷3=20

   This means that 20 minutes are spent combing his hair each day

B) He spends 20 minutes combing his hair each day so 20×7=140

   140÷60=2 and 1/3 hours per week

solve for x and y be sure to show your work

Answers

Answer:

x = 3√7.

y = 12.

Step-by-step explanation:

The 2 triangles are similar so:

x/9 = 7/x

x^2 = 63

x = √63

   = 3√7.

By Pythagoras' theorem

y^2 = 9^2 + (3√7)^2

      =  81 + 63

      = 144

y = 12.

There is a bag filled with 6 blue and 5 red marbles.
A marble is taken at random from the bag, the colour is noted and then it is replaced.
Another marble is taken at random.
What is the probability of getting at least 1 red?

Answers

The prοbability οf getting at least 1 red marble is 85/121.

What is prοbability?

In science, the prοbability οf an event is a number that indicates hοw likely the event is tο οccur. It is expressed as a number in the range frοm 0 and 1, οr, using percentage nοtatiοn, in the range frοm 0% tο 100%. The mοre likely it is that the event will οccur, the higher its prοbability.

The prοbability οf nοt getting a red marble in the first draw is 6/11. The prοbability οf nοt getting a red marble in the secοnd draw is alsο 6/11. Therefοre, the prοbability οf getting nο red marbles in twο draws is (6/11) x (6/11) = 36/121.

The prοbability οf getting at least οne red marble in twο draws is 1 - the prοbability οf getting nο red marbles. Sο, the prοbability οf getting at least οne red marble is: 1 - 36/121 = 85/121

Therefοre, the prοbability οf getting at least 1 red marble is 85/121.

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Clara poured 650 milliliters of milk out of a bottle that originally held three and a half liters. How many milliliters of milk were left in the bottle?

Answers

There are 2850 milliliters of milk left in the bottle after Clara poured 650 milliliters of milk from the bottle

How to calculate the milliliters of milk left in the bottle?

Clara poured 650 milliliters of milk out of a bottle

The bottle originally held 3 1/2 litres of milk
Convert 3 1/2 to decimal

= 3 + 1/2

= 3 + 0.5

= 3.5

The first step is to convert the original volume to milliliters

Multiply the value in liters by 1000

= 3.5 × 1000

= 3500 milliliters

The next step is to subtract 650 from 3500

= 3500 - 650

= 2850

Hence the amount of milk left in the bottle is 2850 milliliters

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The surface area of this rectangular prism is 236 square yards. What is the volume?

Answers

the volume of the rectangular prism is 168 cubic yards.

PLEASE HELP THANK YOU A restaurant makes smoothies in batches of 6.4 litres. The smoothies are made from ice cream and a mixed fruit juice in the ratio 5 : 3. 35% of the juice is lime juice. Work out the maximum number of batches of smoothie that can be made from 42 litres of lime juice.​

Answers

The maximum number of batches of smoothie that can be made from 42 litres of lime juice is 50.

What is the amount of mixed fruit juice required?

To determine the amount of mixed fruit juice required to make a batch of smoothie, we need to find the total volume of ice cream and mixed fruit juice in a batch.

The ratio of ice cream to mixed fruit juice is 5 : 3, which means that the total ratio of ingredients in a batch of smoothie is 5 + 3 = 8.

Since the batch size is 6.4 litres, the volume of mixed fruit juice required per batch is:

3/8 x 6.4 litres = 2.4 litres

Next, we need to determine the amount of lime juice in each batch. If 35% of the mixed fruit juice is lime juice, then the amount of lime juice in each batch is:

35/100 x 2.4 litres = 0.84 litres

Now we can determine the number of batches of smoothie that can be made from 42 litres of lime juice.

The amount of lime juice required per batch is 0.84 litres, so the maximum number of batches that can be made from 42 litres of lime juice is:

42 litres ÷ 0.84 litres per batch = 50 batches

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Janelle weighed an unknown substance. It had a mass of 20. 609 grams. She exposed the substance to a flame and carefully weighed the substance again. The substance then had a mass of 17. 39 grams. Write and solve an equation to determine the amount of mass x the substance lost. ​

Answers

Janelle calculated that the unknown weighed lost 3.219 grams of mass when exposed to a flame.

Janelle weighed an unknown substance to determine its mass. The initial mass was 20. 609 grams. She then exposed the substance to a flame, and carefully weighed it again. This time, the mass was 17. 39 grams. To determine the amount of mass x the substance lost, Janelle can write and solve an equation. The equation would be:  20.609 - 17.39 = x, where x is the amount of mass lost. To solve for x, Janelle can subtract 17.39 from 20.609. This calculation would result in x = 3.219, meaning the substance lost 3.219 grams of mass. Therefore, the amount of mass x the substance lost is 3.219 grams.

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you and your family went to riverside cafe for dinner and the total bill was $54.95. since you have a hawk card, you can get a 20% discount. how much would you save using your hawk card? what would be the final amount you pay?

Answers

To find the amount of the discount, we can multiply the total bill by the discount rate of 20% (or 0.2):

Discount = 0.2 x $54.95

Discount = $10.99

What is percentage ?

Percentage is a way of expressing a fraction or proportion as a portion of 100. It is often used to represent rates, discounts, or increases/decreases in values.

So you would save $10.99 using your Hawk card.

To find the final amount you would pay after the discount, we can subtract the discount from the total bill:

Final amount = Total bill - Discount

Final amount = $54.95 - $10.99

Final amount = $43.96

So the final amount you would pay with the Hawk card discount is $43.96.
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Solve for X Round to the nearest 10th if necessary

Answers

The length of the value x in the right triangle is 20.7 units.

How to find the side of a right triangle?

A right triangle is a triangle that has one of its angles as 90 degrees. The sum angles in a triangle is 180 degrees.

Therefore, the side of a right triangle can be found using trigonometric ratios as follows:

Hence,

cos 34° = adjacent / hypotenuse

Therefore,

adjacent side = x

hypotenuse side = 25

Hence,

cos 34 = x  /25

cross multiply

x = 25 cos 34

x = 25 × 0.82903757255

x = 20.7259393139

Therefore,

x = 20.7 units

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