Find the length of the third side. If necessary, write in simplest radical form

Find The Length Of The Third Side. If Necessary, Write In Simplest Radical Form

Answers

Answer 1

Answer:

7

Step-by-step explanation:

a squared + b squared = c squared

plug it in to get

4 root 2 squared +b squared = 9 squared

(4 root 2)(4 root 2)=32

and 9 squared is 81

so the equation is

32+b squared = 81

subtract 32

b squared = 49

square root both sides

b=7

Answer 2

The length of the  missing side is [tex]3\sqrt{5}[/tex]

Pythagoras theorem

The square of the hypotenuse is equal to the sum of the square of the other two sides

From the given diagram;

[tex]9^2 = (4\sqrt{2} )^2 + x^2[/tex]

Get the unknown side "x"

[tex]81 = 32 + x^2\\x^2 = 81 - 36\\x^2 = 45\\x = 3\sqrt{5}[/tex]

Hence the length of the  missing side is [tex]3\sqrt{5}[/tex]

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Related Questions

Someone help me with this pls

Answers

the slope of the line is: -3/2
-2/3 that’s your slope

Help I’ll give you brainliest

Answers

Answer:

your answer will be A

Step-by-step explanation:

have a nice day/ night

“Two lines in a plane always intersect in exactly one point.”
Which of the following best describes a counter example to the assertion above ?
A. Coplanar Lines
B. Parallel Lines
C. Perpendicular Lines
D. Intersecting Lines

Answers

The answer is B.
Parallel lines as they are in the same plane but never meet.

The counter example to the assertion given is  Parallel Lines , Option B is the correct answer.

What are Parallel Lines ?

Lines which never meet and the distance between them always remains constant are called Parallel Lines.

The statement given is

Two lines in a plane always intersect in exactly one point.

The counter example of the statement will be the lines that never meet , and such lines are Parallel Lines.

Therefore Option B is the correct answer.

To know more about Parallel Lines

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Work out the perimeter of a semicircle with radius 3 cm.
Give your answer in terms of tt.
3 cm

Answers

Answer:

3π+ 6 = 15.42477796

Step-by-step explanation:

diameter = 6

πd = circumference

6x π = 6π

3π = semi circle

3π+ 6 = 15.42477796

what is the distributive property of 24+28




Answers

Answer:

4(6+7)

Explanation:

24+28

(4×6)+(4×7)

4(6+7)

What kind of a fraction is 6 1/3?

Answers

Answer:

6 1/3 Is a mixed fraction

Mixed fraction because an improper fraction would have a greater numerator then a denominator and wouldn’t be simplified

What is the ratio of the length of one midsegment of an equilateral triangle to the sum of two of its side lengths?

Answers

Given:

One midsegment of an equilateral triangle.

To find:

The ratio of the length of one midsegment of an equilateral triangle to the sum of two of its side lengths.

Solution:

All sides of an equilateral triangle are same.

Let a be the each side of the equilateral triangle.

Length of the midsegment is equal to the half of the non included side or third side.

[tex]Midsegment=\dfrac{a}{2}[/tex]

The sum of two side is

[tex]a+a=2a[/tex]

Now, the ratio of the length of one midsegment of an equilateral triangle to the sum of two of its side lengths is

[tex]\text{Required ratio}=\dfrac{\text{Length of midsegment}}{\text{sum of two sides}}[/tex]

[tex]\text{Required ratio}=\dfrac{\dfrac{a}{2}}{2a}[/tex]

[tex]\text{Required ratio}=\dfrac{a}{4a}[/tex]

[tex]\text{Required ratio}=\dfrac{1}{4}[/tex]

[tex]\text{Required ratio}=1:4[/tex]

Therefore, the ratio of the length of one midsegment of an equilateral triangle to the sum of two of its side lengths is 1:4.

Joe is buying gift cards that are on sale for 15% off. He uses c – 0.15c to determine the sale price of gift cards. What is an equivalent expression that Joe could also use to determine the sale price of a gift card?

Answers

Answer:

0.85c

Step-by-step explanation:

Given :

Discount on sale = 15%

Price of gift card at discounted price = c - 0.15c

Equivalent expression could be :

(100% - 15%) * price

Price = c

(1 - 0.15)c

0.85c

Which equation has the greatest rate of change?
A.
y=2x+5
B.
y=x+6
C.
y= -5x+2
D.
y=2/3x+4

Answers

c i’m pretty sure because -5 is the biggest

determine the initial value

Answers

Hey there I am just telling you , it seems that your questions is incomplete . Can you kindly post the whole question then I am able to solve it.

please don't mind.

Please please help and explain! I will mark Brainliest.

Answers

Answer:

Decay

3

Step-by-step explanation:

1st is Decay and the second part is by 3 by multiplication. 3•3= 9 9•3= 27•3 =81 and so on.

Nancy's Diner offers its clients a choice of regular and diet soda. Last night, the diner served 54 regular sodas and 6 diet sodas. What percentage of the sodas served were regular?

Answers

54 + 6 = 60

54/60 * 100

THE ANSWER IS 90%

Tasha lists all the multiple of 3 from 3 to99. Tony lists all the multiples of 5 from 5 to100. What is the first number that is on both lists? The second.

Answers

Answer:

Multiples of 3 = 3, 9Multiples of 5 = 5, 10

Step-by-step explanation:

In a list of 3 to 99, the first multiple of 3 will be none other than 3 itself because when multiplied by 1, you get three.

The second number will be: 3 * 2 = 6

In a list from 5 to 100, the first multiple will be 5 with 5 being a multiple of itself when multiplied by 1.

Second number = 5 * 2 = 10

A person on a moving sidewalk travels 24feet the in 7 seconds. The moving side walk has a length of 180 feet. How long will it take to move from one end to the other?

Answers

Given:

A person on a moving sidewalk travels 24 feet the in 7 seconds.

The moving side walk has a length of 180 feet.

To find:

Time taken by the person to move from one end to the other.

Solution:

A person on a moving sidewalk travels 24feet the in 7 seconds.

The speed of the person is

[tex]\text{Speed}=\dfrac{\text{Distance}}{\text{Time}}[/tex]

[tex]\text{Speed}=\dfrac{24}{7}[/tex]

[tex]\text{Speed}=\dfrac{24}{7}[/tex]

The moving side walk has a length of 180 feet.

[tex]\text{Time}=\dfrac{\text{Distance}}{\text{Speed}}[/tex]

[tex]\text{Time}=\dfrac{180}{\dfrac{24}{7}}[/tex]

[tex]\text{Time}=\dfrac{180}{1}\times \dfrac{7}{24}[/tex]

[tex]\text{Time}=52.5[/tex]

Therefore, the time taken by the person to move from one end to the other is 52.5 seconds.

help please?? thsnks

Answers

Step-by-step explanation:

step 1. the difference between x -> x' was 7

step 2. the difference between y -> y' was -2

step 3. the translation was 7 right and -2 down

step 4. the translation can be written (x + 7, y - 2)

step 5. the pre image was located in quadrant II.

Write an exponential function in the form y=ab^xy=ab x that goes through points (0, 20)(0,20) and (2, 720)(2,720).

Answers

Answer:

The exponential function that goes through [tex](x_{1},y_{1}) = (0,20)[/tex] and [tex](x_{2}, y_{2}) = (2,720)[/tex] is [tex]y = 20\cdot 6^{x}[/tex].

Step-by-step explanation:

Let be an exponential function of the form [tex]y = a\cdot b^{x}[/tex] that goes through [tex](x_{1},y_{1}) = (0,20)[/tex] and [tex](x_{2}, y_{2}) = (2,720)[/tex]. Then, we have the following system of equations:

[tex]20 = a\cdot b^{0}[/tex] (1)

[tex]720 = a\cdot b^{2}[/tex] (2)

By dividing (2) by (1), we obtain the value for [tex]b[/tex]:

[tex]\frac{720}{20} = b^{2}[/tex]

[tex]b = \sqrt{\frac{720}{20} }[/tex]

[tex]b = 6[/tex]

And the value for [tex]a[/tex] is found by (1):

[tex]a = 20[/tex]

The exponential function that goes through [tex](x_{1},y_{1}) = (0,20)[/tex] and [tex](x_{2}, y_{2}) = (2,720)[/tex] is [tex]y = 20\cdot 6^{x}[/tex].

What is the acceleration of a BMW i8 Roadster that goes from 0 to 60 mph in 3.8 seconds? a) in mi/h/s and b) in m/s^2

Answers

Answer:

I need help with my math problem  

Step-by-step explanation:

https://brainly.co m/question/21437269

no space

A group of 2 adults and 4 children spent $38 on tickets to a museum. A group of 3 adults and 3 children spent $40.50 on tickets to the museum. Based on this information, how much is an adult ticket, and how much is a child ticket?

2a + 4c = 38.00
3a + 3c = 40.50
What values of a and c represent the solution to the system?
a =
c =

Answers

Answer:

a=8

c=5.5

Step-by-step explanation:

solve simultaneously:

2a + 4c = 38.00

3a + 3c = 40.50

times the first eq. by 3 and the second by 2

6a + 12c = 114

6a +6c = 81

subtract from one another

6a + 12c = 114

-6a +6c = 81

6c = 33

c=5.5

3a + 3x5.5 = 40.50

3a= 24

a=8

Can someone please help me with this one

Answers











Hey sorry I need points

Adrian and his children went into a restaurant where they sell hotdogs for $3 each
and hamburgers for $8 each. Adrian has $80 to spend and must buy no less than 12
hotdogs and hamburgers altogether. If x represents the number of hotdogs
purchased and y represents the number of hamburgers purchased.




Plzzz helppp fast

Answers

Step-by-step explanation:

16x + 4y= 80

16 (3) + 4 (8) = 80

Help please!! Asap!! i’ll give brainly!

Answers

Answer:

For 21: The first option (the uppermost) is correct for question 21. When it is no greater than, it implies that it can be equal to the number.

For 22: x+637 ≤ 2000, let x be the money he can spend for everything else.

Let me know if this helps!

Answer:

well when he buys the ticket he is left with 1,363 dollars

Step-by-step explanation:

7/0
What is the definition of "median"?
the number that
appears the
most in a set of
data
the number in
the middle of a
set of data
the average of a
set of data
the difference
between the
greatest and
smallest value in
a set of data
Music off
Zone

Answers

The number in the middle
The number in the middle

BRAINLIEST



Plot the following co-ordinates and find the fourth point D to make a square A (-1,3) B (1,-1) C(5,1).

Once you have found the missing coordinate use pythagoras to calculate the length of the sides.

Answers

Answer:

Step-by-step explanation:

Example: Solve this triangle

right angled triangle 5 12 c

Start with: a2 + b2 = c2

Put in what we know: 52 + 122 = c2

Calculate squares: 25 + 144 = c2

25+144=169: 169 = c2

Swap sides: c2 = 169

Square root of both sides: c = √169

Calculate: c = 13

Factor out the greatest common factor for 18x2 + 42x – 12.

Answers

Answer:

Step-by-step explanation:

factor the coefficients into primes

18 = 3 * 3 * 2

42 = 3* 2 * 7

- 12 = - 2 * 2 * 3

The primes that are underlined are 2 * 3 which is 6

The primes not in the brackets are what is inside the brackets.

6(3x^2 + 7x - 2)

Find the 14th term of the arithmetic sequence 5x+2, -2x+7, -9x+12, ...

Answers

Answer:

Step-by-step explanation:

common difference d = a₂-a₁ = (-2x+7)-(5x+2) = -7x+5

a₁₄ = a₁+13(-7x+5)

 = (5x+2) - 91x + 65

 = -86x + 67

Answer:

mbhjv vyvj

Step-by-step explanation:

The length of a rectangle is six times its width.
If the perimeter of the rectangle is 84 ft, find its area.

Answers

The area of the rectangle is 216 square feet

How to determine the area?

Let x represents the length and y represents the width.

So, we have:

x = 6y

So, the perimeter is:

P = 2(x + y)

The perimeter is given as:

P = 84

So, we have:

2(x + y) = 84

Divide by 2

x + y = 42

Substitute x = 6y in x + y = 42

6y + y = 42

Evaluate the sum

7y = 42

Divide by 7

y = 6

Substitute y = 6 in x = 6y

x = 6 * 6

x = 36

The area is calculated as:

Area = xy

So, we have:

Area = 36 * 6

Evaluate

Area = 216

Hence, the area of the rectangle is 216 square feet

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PLZ HELP MEEEEE answer the chart first then the second question THANKYOU DEARLYY

Answers

Answer:

6 9 4  7

Step-by-step explanation:

i teach math

A faucet leaks 400 milliliters of water in 20 minutes. How many milliliters of water does the faucet leak per minute?​

Answers

Answer:

It leaks 20 milliliters of water per minute

Step-by-step explanation:

400/20 = 20

A dog walker charges a $ 30 sign-up fee to cover insurance costs and $ 27 per walk. Which expression represents the total cost, in dollars, to hire the dog walker for w walks?

Answers

Answer:

30 + 27(w)=189

Step-by-step explanation: w=7 btw (if u need it)

Brainliest?

The required expression that models represent the total cost, in dollars, to hire the dog walker for w walks is t = 27w + 30.

What are equation models?

The equation model is defined as the model of the given situation in the form of an equation using variables and constants.

Here,
A dog walker charges a $ 30 sign-up fee to cover insurance costs and $ 27 per walk.
Let the total cost be t for the w walks.
So, the expression is given as,
t = 27w + 30

Where 27w represents the cost of w walks.


Thus, the required expression that models represent the total cost, in dollars, to hire the dog walker for w walks is t = 27w + 30.

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what’s the answer for this please? Thankssss!! Only if you know

Answers

Answer:

I Dont know the answer Sorryyyyyyyyyy

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