math problem please help me

Math Problem Please Help Me

Answers

Answer 1

Answer:

55 centimeters

Step-by-step explanation:

It is a right triangle which means it will add up to 90 degrees. You would start by adding 20 and 15 which is 35 and then subtract 35 from 90 to get 55. I hope this helped :)

Answer 2

[tex]\sf\pink{c\:=\:25\:centimetres}[/tex] ✅

Step-by-step explanation:-

[tex]\sf\purple{Using\:Pythagoras\:theorem, \:we \:have}[/tex]

[tex]({Perpendicular})^{2} + ({Base})^{2} = ({Hypotenuse})^{2} \\ ➪\:( {15 \: cm})^{2} + ({20 \: cm})^{2} = {c}^{2} \\ ➪ \: {c}^{2} = 225 \: {cm}^{2} + 400 \: {cm}^{2} \\ ➪ \: {c}^{2} = 625 \: {cm}^{2} \\ ➪ \: c \: = \sqrt{625 \: {cm}^{2} } \\ ➪ \: c \: = \sqrt{25 \times 25 \: {cm}^{2} } \\ ➪ \: c = \sqrt{ ({25 \: cm})^{2} } \\ ➪ \: c \: = 25 \: cm[/tex]

[tex]{\boxed{\mathcal{\blue{Therefore,\:the\:length\:of\:the\:hypotenuse\:is\:25\:cm.}}}}[/tex]

[tex]\boxed{Note:-}[/tex]

Pythagoras theorem states that “In a right-angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides."

[tex]\bold{ \green{ \star{ \orange{Hope\:it\:helps.}}}}⋆[/tex]

Math Problem Please Help Me

Related Questions

EASY BRAINLIEST PLEASE HELP!!
-if you answer correctly ill give you brainliest which will give you 100pts-

(if you put links or don't answer accordingly im reporting your account)

Answers

Answer:A..the diagonal bisect perpendicular one other.Since bisectors divide the diagonals equally in two parts.

.

Answer:

D

Step-by-step explanation:

I'm not smart :)

What system of equations is shown on the graph below?​

Answers

The graph shows two linear equations that are perpendicular to each other

Find the length of y

Answers

Answer:

From SOHCAHTOA

Cos17=73/y

y=73/cos17

y=76.34cm

Option B

Let f(x) = x – 5 and g(x) = 3x – 7. Find f(x) + g(x).



Show your work

Answers

Answer:

4x+2

Step-by-step explanation:

When you try to evaluate the expression f(x) + g(x). You just evaluate the problem x-5+3x-7.

When it as been evaluated you will get 4x+2

In her assignment, Pat is representing the populations of cities using circles. The area of
each circle is directly proportional to the population of the city it represents.
(a) If a city of population 20 000 is represented by a circle of radius 1.5 cm, what would
be the radius of the circle representing:
(i) City A, population 10 000?
(ii) City B, population 36 500?
(b) Would Pat be able to use a circle to represent a city of population 4 500 000? Explain
your answer.

Answers

Answer:

n

Step-by-step explanation:

n

If you were the number keep 660 times how many times will you likely roll a two or five

Answers

Answer:

220

Step-by-step explanation:

a dice has 6 sides

660 divided by 6 = 110

you asked for 2 numbers so

110 times 2 = 220

2+2=?
i dont remember this, its too complex for me someone help asap

Answers

ahem ahem

2+2=69

it's 4 thanks for the points

Tom is tiling a wall.
He needs to buy at least 100 tiles. The tiles are sold in large packs and small packs.

Large pack = 40 tiles £18
Small pack = 28 tiles £14

Special offer = 25% reduction when you buy 3 or more large packs.

Work out the cheapest cost for Tom to buy the packs of tiles he needs.

Answer £

Answers

Answer:

The correct answer is - £ 40.5 for 3 large packs.

Step-by-step explanation:

Given:

Large pack = 40 tiles £18

Small pack = 28 tiles £14

Special offer = 25% reduction when you buy 3 or more large packs.

Solution:

Following combinations are possible for tom to get the tiles he needs:

1. 3 large packs

40*3 = 120 tiles with 25% discount

cost = 18*3 - 0.25*18*3 = 40.5

2. 4 small packs

28*4 = 112 tiles

cost = 14*4 = 56

3. 2 large packs and 1 small pack

40*2 + 28 = 108 tiles

cost = 18*2 + 14 = 50

4. 1 large pack and 3 small packs

40 + 28*3 = 124 tiles

cost = 18 + 14*3 = 60

Thus, the correct answer is - 1st case with three large packs.

Alberto ran at a speed of 3 m/hr. After he ran 6 miles, Omar ran in the same direction with a speed of 4.6 m/hr.
How many hours will it take Omar to catch up to Alberto.

Answers

Answer:

1.3 Hours (1 Hour and 18 Minutes)

Step-by-step explanation:

It took Alberto 2 hours because he ran 3 miles an hour and the total distance he ran was 6 miles.

Now, you have to divide 6 (Alberto's distance) by 4.6 (Omar's rate) and you get 1.3043.

Round the answer to get 1.3

Answer:  jjijmjn

Step-by-step explanation:

Please help! I will give Brainliest!

Answers

Answer:

p(not L) = 7/8, 0.875, 87.5%

Step-by-step explanation:

8 letters in total

7 are not L

p(not L) = 7/8, 0.875, 87.5%

In the diagram, the sum of the values of r and z is 116.
bo/20
xo
What is the value, in degrees, of y?
Enter a number in the space provided.

Answers

Answer: 122 degrees

Step-by-step explanation:

Don’t feel like explaining.

Which of the following statistics measures the variability of a distribution?
A) Mean
B) Median
C) Mode
D) Range

Answers

Answer:

B

Step-by-step explanation:

B is the answer .

Answer:

[tex]\huge{\textbf{\textsf{{\color{skyblue}{An}}{\blue{sw}}{\red{er}}{\color{red}{:}}}}}[/tex]

[tex]{\boxed{\boxed{\tt { D. \ Range}}}} \ [/tex]

Step-by-step explanation:

The mean, median and mode are central tendency measures. Statisticians use range to describe the amount of variability or spread in a set of data.

⋆┈┈。゚❃ུ۪❀ུ۪❁ུ۪❃ུ۪❀゚ུ۪。┈┈⋆

Farmer Brown grows corn on his 110 acre farm. The yield for his farm is 17,600 bushels of corn. Farmer Diaz grows wheat on his farm. He plants 250 acres of wheat and has a yield of 13,750 bushels. What is the difference in the density per acre of the wheat and the corn?

A.35
B.105
C.140
D.3850

Answers

Answer:

Difference of density per acre of wheat and corn = 105

Step-by-step explanation:

Given:

Yield in 110 acre farm = 17,600 Bushes of corn

Yield in 250 acre farm = 13,750 Bushes of wheat

Find:

Difference of density per acre of wheat and corn

Computation:

Yield per acres Bushes of corn = 17,600 / 110

Yield per acres Bushes of corn = 160

Yield per acres Bushes of wheat = 13,750 / 250

Yield per acres Bushes of wheat = 55

Difference of density per acre of wheat and corn = Yield per acres Bushes of corn - Yield per acres Bushes of wheat

Difference of density per acre of wheat and corn = 160 - 55

Difference of density per acre of wheat and corn = 105

find the solution set of 1/3x-4≤ 2+x​

Answers

1/3x*3-4*3≤ 2*3+x*3

x-12≤6+3x

-12-6≤3x-x

-18/2≤2x/2

-9≤x

OR

1÷3x-4≤ 2+x

x-12≤6+3x

-12-6≤3x-x

-18/2≤2x/2

-9≤x

Answer:

[-9 ≤ x] or [x ≥ -9]

Step-by-step explanation:

QUESTION :-

Find the solution set of →  [tex]\frac{1}{3} x - 4 \leq 2+ x[/tex]

SOLUTION :-

Simplify the L.H.S.

[tex]=> \frac{x-12}{3} \leq x + 2[/tex]

Multiply both the sides by 3

[tex]=> \frac{x - 12}{3} \times 3 \leq 3(x + 2)[/tex]

[tex]=> x - 12 \leq 3x +6[/tex]

Substract 'x' from both the sides

[tex]=> x - 12 - x \leq 3x + 6 -x[/tex]

[tex]=> -12 \leq 2x + 6[/tex]

Substract 6 from both the sides.

[tex]=> -12 - 6 \leq 2x + 6 - 6[/tex]

[tex]=> -18 \leq 2x[/tex]

Divide both the sides by 2.

[tex]=> \frac{-18}{2} \leq \frac{2x}{2}[/tex]

[tex]=> -9 \leq x[/tex]  or  [tex]x \geq -9[/tex]

The equation y = 7.25x models the amount in dollars, that Lisette earns per hour at her part-time job. The table
shows the amount that Nataly earns at her job.

Hours | Total Pay
2 - $14.70
3 - $22.05
7 - $51.45

What is the difference in the amounts earned per hour?

Answers

Answer:

as the amount of hours increases, the earned amount of $ decreases by .10

Step-by-step explanation:

Can someone do 11-12?

Answers

11 might be : circle graph you can describe it in your own words, 12 I have no clue

Fill in the blank. Using the number line below, the plotted number is when rounded to the nearest ten.​

Answers

If it end in 5 it will always be rounded UP to the nearest tens. So, the answer is 90.

You went to the barber to get your hair cut. The haircut cost $30. You tipped the barber 20%. How much money did you give the barber for a tip? What is the total amount you paid all together?

Answers

Answer:

Tip $6

Total Amount $36

Step-by-step explanation:

20% of $30 is 6

$30 + $6 = 36

The ages of eight different students in a college math class were used to make the box plot shown above. Which of the following numbers below is the median of the ages?
A. 21.5
B. 20.5
C. 22.5
D. 24.5

Answers

A. 21.5
Bc if u go to college and take a more advanced math and your 18-19 when u graduate high school and people may take a break or look for a job then apply then u would be around 21.5

1250
€ 125oo
Q8 A taxi company charges £5 standing charge and £1.50 per mile for a journey.
A man travels in a taxi for 12.2 miles.
What is the cost of his journey?
Show your working

Answers

Answer:

£23.30

Step-by-step explanation:

First, find the cost from traveling 12.2 miles. Since the cost is £1.50 per mile, multiply 12.2 by 1.5:

12.2(1.5)

= 18.3

Add the standing charge to this:

18.3 + 5

= 23.3

So, the cost of his journey is £23.30

Need help on this one plz

Answers

Answer:

3 15/18

Step-by-step explanation:

well, 4 5/18 can't take away 8/18 with the fraction itself. so, you take 5 from 8 and get -3. then, take one whole number away and subtract the 18 from 3 (this was the negative 3) and you have the answer. so to conclude it 5 cant take away 8 so its like carrying. you take one whole number that is 18/18 and you subtract the 18 from 3.

2sqroot97x
Which value of x makes the expression above equivalent to 20 sqroot97? pls provide a step by step explanation (:

Answers

Answer:

A

Step-by-step explanation:

Solve this problem...!

Answers

Answer:

a) 66 degrees

b) 32 degrees

Step-by-step explanation:

a) 90+24

=114

180-114

=66 degrees

b) 180-51= 129

x= 129+19

148

180-148

= 32

mark me brainliestt :)) i worked hard

A line goes through the points (0, -2) and (5, 18). What is the slope of the line?​

Answers

Answer:

[tex]\displaystyle m = 4[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Coordinates (x, y)Slope Formula: [tex]\displaystyle m = \frac{y_2-y_1}{x_2-x_1}[/tex]

Step-by-step explanation:

Step 1: Define

Identify

Point (0, -2)

Point (5, 18)

Step 2: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m

Substitute in points [Slope Formula]:                                                              [tex]\displaystyle m = \frac{18--2}{5-0}[/tex][Fraction] Subtract:                                                                                           [tex]\displaystyle m = \frac{20}{5}[/tex][Fraction] Divide:                                                                                               [tex]\displaystyle m = 4[/tex]

Which graph shows a dilation?

Answers

Answer:

Hello! Mizuki here to answer!

The correct answer would be the first option!

Step-by-step explanation:

Remember, dilation is when a shape gets bigger/smaller.

In this case, the first option would be the only dilation.

The base of a rectangular prism has a base of 15 square cm. The height of the prism is 5 cm. What is the volume of the rectangular prism?

Answers

Step-by-step explanation:

eyeyeyeyeyyeyeyeyeeyeyeueueuryryru

Find the area of the circle.
Use 3.14 for pi
d = 10 cm
A = [?] cm2
A=Pi r2

Answers

Step-by-step explanation:

the only thing youre missing is

radius = diameter / 2

Answer:

78.54 cm squared

Step-by-step explanation:

A=πr^2

Since they only give the diameter, divide the diameter by 2

π*25 = 78.54

Have a good day :)

Use the change of base formula and a calculator to approximate each logarithm. Round to
three decimal places.
log14 (16)

Answers

Answer:

[tex]1.051[/tex]

Step-by-step explanation:

The change of base formula is given by [tex]\log_a b=\frac{\log b}{\log a}[/tex]

Substituting given values, we have:

[tex]\log_{14} 16=\frac{\log 16}{\log 14}\approx \boxed{1.051}[/tex]

Consider the following functions. (See attachment)
Find the area of the region.

Answers

Answer:

Area:  [tex]\displaystyle \frac{1}{2}[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

FunctionsFunction NotationGraphing FunctionsExponential Rule [Root Rewrite]:                                                                     [tex]\displaystyle \sqrt[n]{x} = x^{\frac{1}{n}}[/tex]

Calculus

Derivatives

Derivative Notation

Derivative of a constant is 0

Area - Integrals

Area under a curveArea between 2 curves

Integration Rule [Reverse Power Rule]:                                                                   [tex]\displaystyle \int {x^n} \, dx = \frac{x^{n + 1}}{n + 1} + C[/tex]

Integration Rule [Fundamental Theorem of Calculus 1]:                                        [tex]\displaystyle \int\limits^b_a {f(x)} \, dx = F(b) - F(a)[/tex]

Integration Property [Addition/Subtraction]:                                                           [tex]\displaystyle \int {[f(x) \pm g(x)]} \, dx = \int {f(x)} \, dx \pm \int {g(x)} \, dx[/tex]

U-Substitution

Area of a Region Formula:                                                                                       [tex]\displaystyle A = \int\limits^b_a {[f(x) - g(x)]} \, dx[/tex]

Step-by-step explanation:

Step 1: Define

Identify functions

[tex]\displaystyle f(x) = \sqrt[3]{x - 9}[/tex]

[tex]\displaystyle g(x) = x - 9[/tex]

Step 2: Identify Info

Graph the functions - See Attachment

[1st Integral] Bounds: [8, 9], g(x) top function/f(x) bottom function

[2nd Integral] Bounds: [9, 10], f(x) top function/g(x) bottom function

Step 3: Find Area Pt. 1

Set up integrals [Area of a Region Formula]:                                                 [tex]\displaystyle A = \int\limits^9_8 {[(x - 9) - \sqrt[3]{x - 9}]} \, dx + \int\limits^{10}_9 {[\sqrt[3]{x - 9} - (x - 9)]} \, dx[/tex]Rewrite integrals [Integration Property - Addition/Subtraction]:                   [tex]\displaystyle A = \int\limits^9_8 {(x - 9)} \, dx - \int\limits^9_8 {\sqrt[3]{x - 9}} \, dx + \int\limits^{10}_9 {\sqrt[3]{x - 9}} \, dx - \int\limits^{10}_9 {(x - 9)} \, dx[/tex]Integrate [Integration Rule - Reverse Power Rule]:                                        [tex]\displaystyle A = (x^2 - 9x) \bigg| \limits^9_8 - \int\limits^9_8 {\sqrt[3]{x - 9}} \, dx + \int\limits^{10}_9 {\sqrt[3]{x - 9}} \, dx - (x^2 - 9x) \bigg| \limits^9_8[/tex]Evaluate [Integration Rule - FTC 1]:                                                                 [tex]\displaystyle A = \frac{-1}{2} - \int\limits^9_8 {\sqrt[3]{x - 9}} \, dx + \int\limits^{10}_9 {\sqrt[3]{x - 9}} \, dx - \frac{1}{2}[/tex]Subtract:                                                                                                            [tex]\displaystyle A = -\int\limits^9_8 {\sqrt[3]{x - 9}} \, dx + \int\limits^{10}_9 {\sqrt[3]{x - 9}} \, dx - 1[/tex]Rewrite [Exponential Rule - Root Rewrite]:                                                     [tex]\displaystyle A = -\int\limits^9_8 {(x - 9)^{\frac{1}{3}}} \, dx + \int\limits^{10}_9 {(x - 9)^{\frac{1}{3}}} \, dx - 1[/tex]

Step 4: Identify Variables

Identify variables for u-substitution.

u = x - 9

du = dx

Step 5: Find Area Pt. 2

[Integrals] U-Substitution:                                                                                 [tex]\displaystyle A = -\int\limits^0_{-1} {u^{\frac{1}{3}}} \, du + \int\limits^1_0 {u^{\frac{1}{3}}} \, du - 1[/tex][Integrals] Integrate [Integration Rule - Reverse Power Rule]:                      [tex]\displaystyle A = -(\frac{3}{4}u^{\frac{4}{3}}) \bigg| \limits^0_{-1} + (\frac{3}{4}u^{\frac{4}{3}}) \bigg| \limits^1_0 - 1[/tex]Evaluate [Integration Rule - FTC 1]:                                                                 [tex]\displaystyle A = -(\frac{-3}{4}) + \frac{3}{4} - 1[/tex]Simplify:                                                                                                              [tex]\displaystyle A = \frac{1}{2}[/tex]

Topic: AP Calculus AB/BC (Calculus I/II)

Unit: Integrals - Area between 2 curves

Book: College Calculus 10e

Work out the size or angle X

Answers

Answer:

180-132

Step-by-step explanation:

the entire angle should sum to 180

Answer:

48 °

Step-by-step explanation:

132° + x° = 180°        (Linear pair)

∴ x° = 180° - 132°

∴ x° = 48°

Hope this helps :)  !!!

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