The shape is composed of three squares and two semicircles. Select all the expressions that correctly calculate the perimeter of the shape. #2 Group of answer choices 80+20π 40+20π 10+10+10π+10+10+10π 120+20π 300+100π

Answers

Answer 1

Answer:

120 + 20π

Step-by-step explanation:

Find the image of the question attached.

For the square;

Perimeter of a square = 4L

L is the side length of the square

From the diagram, L = 10

Perimeter of a square = 4(10) = 40

Perimeter of 3 squares = 3(40) = 120

For the semicircles:

Perimeter of a semicircle = 2πr/2 = πr

From the diagram;

L = radius of the semicircle = 10

Perimeter of a semicircle = π(10)

Perimeter of a semicircle = 10π

Perimeter of the two semicircles = 2(10π) = 20π

perimeter of the shape = perimeter of 3squares + 2 semicircles

perimeter of the shape = 120 + 20π

The Shape Is Composed Of Three Squares And Two Semicircles. Select All The Expressions That Correctly

Related Questions

if a polygon is translated, which of the following characteristics of the polygon are the same?
A side length
B area
C the coordinates of the vertices.

Answers

the following characteristic of the polygon that are the same are A SIDE LENGTH AND B AREA

Translation is a rigid transformation.

The characteristics that will remain the same are: (a) side length and (b) area

When a polygon is translated, the polygon undergoes a rigid transformation.

A rigid transformation does not change the side length and angle of a shape.

The side lengths of the polygon would remain unchanged.Since the side lengths are not altered, then the area of the polygon will also remain unchanged.

However, the coordinates would change; because the polygon would change its position after translation.

Hence, the correct options are:

(a) and (b)

Read more about translations at:

https://brainly.com/question/12463306

Customers at an ice-cream shop took a survey. The results showed that 144 customers rated the shop as being very satisfactory" This number represented 45% of the total number of customers who took
the survey
What was the total number of customers who took the survey?

A 189
B 65
C 99
D 320

Answers

Answer:

D

Step-by-step explanation:

Can someone help with this question?

What is the solution to the equation 3/5(y-5) = - (y+3) +2

Answers

Answer:

[tex]\frac{5}{4}[/tex]

Step-by-step explanation:

Given expression:

           [tex]\frac{3}{5}[/tex](y - 5)   =  - (y + 3) + 2

    To solve this problem, multiply both sides by 5;

  5 x   [tex]\frac{3}{5}[/tex](y - 5)   = 5[-(y + 3) + 2}

         3(y - 5) = 5(-y - 3 + 2)

         expand,

          3y - 15  = 5(-y -1)

          3y -15  = -5y - 5

    Collect like terms;

          3y + 5y  = -5 + 15

             8y  = 10

               y  = [tex]\frac{10}{8}[/tex]  = [tex]\frac{5}{4}[/tex]

Determine the x- and y-intercepts of the graph of x+2y=−4 . Then plot the intercepts to graph the equation.

Answers

Answer:

To determine the y-intercept, convert the equation into slope-intercept form.

x + 2y = -4

Subtract x from both sides

2y = -x-4

divide by 2 on both sides

y = -1/2(x) - 2 (this is the formula, with a slope of -1/2 and y-intercept of -2

This gives you a y-intercept of -2, which can be plotted at (0, -2)

For the x-intercept, plug in 0 for y into the formula.

x + 2y = -4

x + 2(0) = -4

x + 0 = -4

x=-4

This gives you an x-intercept of -4, which can be plotted at (-4, 0). Put those two numbers on the line and graph it, remembering that your slope is -1/2

Hope this helps!

Sandra has $60 in a savings account. The interest rate is 5%, compounded annually.

To the nearest cent, how much interest will she earn in 1 year?

Answers

Answer:

$3 or 300 cents.

Step-by-step explanation:

She has 60 dollars in the savings account, and the interest rate is 5%, so you do 60*1.05 and get 63.

Help!! It should be easy it’s 7th grade math

Answers

Answer:

The watermelon candies taste $0.13 more.

Step-by-step explanation:

First, in order to find out how much each candy costs per ounce, you have to take the cost and divide it by the number of ounces. 3.48 divided by 12 is 0.29, so the watermelon candies cost $0.29 per ounce. 1.38 divided by 8 is 0.16, so the chewy chocolates cost $0.16 per ounce. In order to find how much more the watermelon candies cost, we have to subtract the cost of the watermelon candies by the cost of the chocolate candies. 0.29-0.16=0.13, so the watermelon candies cost $0.13 more than the chocolate candies.

Please a need the answer and the solution please

Answers

Answer:

Step-by-step explanation:

To find the first table y = 4x + 2, to find each y value we have to substitute each x value into the equation.

4(-2) + 2 = -6 so -2 is going to have the y as -6

4(-1) + 2 = -2 so -1 is going to have the y as -2

4(0) + 2 = 2 so 0 is going to have the y as 2

4(1) + 2 = 6 so 1 is going to have the y as 6

4(2) + 2 = 10 so 2 is going to have the y as 10

So these are the points you would graph (-2, -6), (-1, -2), (0, 2), (1,6), and (2, 10)

For the next talbe y = 3x + 1 we do the same thing

3(-2) + 1 = -5 so -2 is going to have the y as -5

3(-1) + 1 = -2 so -1 is going to have the y as -2

3(0) + 1 = 1 so 0 is going to have the y as 1

3(1) + 1 = 4 so 1 is going to have the y as 4

3(2) + 1 = 7 so 2 is going to have the y as 7

The ooints to graph are (-2, -5), (-1, -2),(0,1), (1, 4) and (2,7)

For the next table y = 6x - 5

6(-2) - 5 = -17 so -2 is going to have the y as -17

6(-1) - 5 = -11 so -1 is going to have the y as -11

6(0) - 5 = -5 so 0 is going to have the y as -5

6(1) - 5 = 1 so 1 is going to have the y as 1

6(2) - 5 = 7 so 2 is going to have the y as 7

The points to graph (-2, -17), (-1, -11), (0, -5), (1, 1) and (2, 7)

For the next table y = 5 + 2x

5 + 2(-4) = -3 so -4 is going to have the y as -3

5 + 2(-2) = 1 so -2 is going to have the y as 1

5 + 2(0) = 5 so 0 is going to have the y as 5

5 + 2(3) = 11 so 3 is going to have the y as 11

5 + 2(5) = 15 so 5 is going to have the y as 15

(-4, -3), (-2, 1), (0, 5), (3, 11) and (5, 15)

For the next table y = 8x - 10

8(-4) - 10 = -42 so -4 is going to have the y as -42

8(-2) - 10 = -26 so -2 is going to have the y as -26

8(0) - 10 = -10 so 0 is going to have the y as -10

8(2) - 10 = 6 so 2 is going to have the y as 6

8(4) - 10 = 22 so 4 is going to have the y as 22

(-4, -42), (-2, -26), (0, -10), (2, 6) and (4, 22)

For the last table

2(-2) = -4 so -2 is going to have the y as -4

2(-1) = -2 so -1 is going to have the y as -2

2(0) = 0 so 0 is going to have the y as 0

2(-1) = -2 so -1 is going to have the y as -2

2(-2) = -4 so -2 is going to have the y as -4

(-2, -4), (-1, -2), (0, 0), (-1, -2) and (-2, -4)

PLEASE ANSWER QUICK A team is ordering sweatshirts and sweatpants for its players. Each sweatshirt costs ​$25 and each pair of sweatpants costs ​$21. Write an algebraic expression to represent the total cost if x players want sweatshirts and y players want sweatpants.

Answers

Answer:

25x+ 21y

You multiply x by sweatshirts and y by sweatpants

Step-by-step explanation:

I don't know what sport your talking about or how many people are on the team so im not really sure but hete

my head is HURTINGG and I cannot do this
put these decimals in order
3.5
14.2
4.37
10.4
17.86
8.93​

Answers

Answer:

I think you didn't specify what order this decimals you want to be so:

If you want these to be in ascending order (lowest to highest), then:3.5, 4.37, 8.93, 10.4, 14.2 and 17.86.If you want these to be in descending order (highest to lowest), then:17.86, 14.2, 10.4, 8.93, 4.37 and 3.5.

Hope this helps and if you could mark me as brainliest. Thanks!

Find the value of:
a) x2 when x = 6
b) y2 when y= -9
c) z2 when z = 0.7

Answers

Step-by-step explanation:

(a)= 6×2= 12

(b)= -9×2=-18

(c)= 0.7×2=1.4

Heidi uses 5 grams of tea leaves to make 25 fluid ounces of tea. Last week she made 75 fluid ounces of tea. How many grams of tea leaves did Heidi use to make tea last week?

Answers

Given :

Heidi uses 5 grams of tea leaves to make 25 fluid ounces of tea.

Last week she made 75 fluid ounces of tea.

To Find :

How many grams of tea leaves did Heidi use to make tea last week.

Solution :

Let, x gram of leaves are required last week.

So,

[tex]\dfrac{x}{5}=\dfrac{75}{25}\\\\x = 5\times\dfrac{75}{25}\\\\x = 5\times 3\\\\x = 15 \ grams[/tex]

Therefore, 15 grams of tea leaves is used last week.

Hence, this is the required solution.

Marcia works 11 hours per day, 6 days a week. How many hours does she work in a 5-week period? Plz plz plzzzz help.

Answers

Answer:

330

Step-by-step explanation:

11*6=. 66

66*5= 330

On Olga's 16th birthday, her uncle invested $2,000 in an account that was locked into a 1.75% interest rate, compounded monthly. How much will Olga have in the account when she turns 18? Round to the nearest cent.

Answers

Answer:

$2070.6

Step-by-step explanation:

Step one:

given data

principal p= $2000

Rate r= 1.75% = 0.0175

time t= 18-16= 2years

Required

The final amount of the compounded principal

The compound interest formula is

A=P(1+r)^t

A=2000(1+0.0175)^2

A=2000(1.0175)^2

A=2000*1.0353

A=2070.6

The account when she turns 18 will be $2070.6

What is the slope of y=x+5?

Answers

Answer:

1

Step-by-step explanation:

since the formula is

y=x+5 and x is the slope

1 is the slope

Answer:

the slope is 1 and the y intercept is 5

find x if 2^(3x-1)=128√5​

Answers

Answer:

i think its x=6

Step-by-step explanation:

Hi. I need help with this questions.
See image for question

Answers

Answer:

None

Step-by-step explanation:

Given expression

9x² - 2(k + 7)x + k

If this is a perfect square then it should be in the form of:

(3x)² - 2(3x)(√k) + (√k)²

Comparing the two expressions, we see that:  

(k + 7) = 3√k(k + 7)² = 9kk² + 14k + 49 - 9k = 0k² + 5k + 49 = 0D = √(5² -4*49) = √-171

Since the discriminant is negative, there is no solution

At the museum, there were 4,050 students in attendance from a total
of 15 different school districts. What was the average attendance from
each school district?​

Answers

First to Answer:

270

Step by step

4050/15 = 270

Im not certain its 270 So i'd wait for another answer to confirm! Let me know if its correct or not!

270 is the answer hope it helps

How can you solve standard form and intercept form?

Answers

Answer:

The standard form of such an equation is Ax + By + C = 0 or Ax + By = C. When you rearrange this equation to get y by itself on the left side, it takes the form y = mx +b. This is called slope intercept form because m is equal to the slope of the line, and b is the value of y when x = 0, which makes it the y-intercept.

Step-by-step explanation:

Jason buys three shirts with a listed price of $20 each. Jason uses a coupon that provides "Buy Two, Get One Free". What is the total final price Jason pays?

Answers

Given:

Jason buys three shirts with a listed price of $20 each.

He uses a coupon that provides "Buy Two, Get One Free".

To find:

The total final price Jason pays.

Solution:

Total number of shirts he buys = 3

Since he uses a coupon that provides "Buy Two, Get One Free", therefore he need to pay for 2 shirts and 1 he will get free.

Cost of 1 shirt = $20

Cost of 2 shirts = 2 × $20

                        = $40

Therefore, total final price Jason pays is $40.


What is the slope of the graph?

Answers

Answer:

The slope of the graph is 3/4

Step-by-step explanation:

Answer:

If the line goes through 20,10, and 60, 40, then the slope is 3/4.

-3(x + 5) = 6 - 3(2x + 4) solve for x and show work

Answers

Your answer is x = 3.

-3(x + 5) = 6 - 3(2x + 4)
-3x - 15 = 6 -6x - 12
-3x - 15 = -6 - 6x
-3x + 6x = -6 + 15
3x = -6 + 15
3x = 9
x = 3

Answer:

-3

Step-by-step explanation:

-3(x + 5) = 6 - 3(2x + 4)

-3x - 15 = 3(2x + 4)

-3x - 15 = 6x + 12

+3x          +3x

-15 = 9x + 12

-12            -12

-27 = 9x

-------------

     9

 x = -3


What is the measure of angle A'B'C?

Answers

All Angles Added: 180

Measures of Idiviudual Angles

A=70   C=70  B=40

-------------------------------------------------------------------------------

Step-by-step explanation:

All angles of a triangle when combined must equal 180 degrees.

Since the triangle is an isosceles triangle, at least 2 sides must be congruent meaning that A=C since the triangle is not equilateral.

Jack works after school. Each day he is paid a set amount, plus an hourly wage. Look at the table. Choose the linear function f Jack can use to find his pay.

Hours 1 1.5 2 2.5 3
Pay 18 23 28 33 38
A. f(x) = 10x + 8
B. f(x) = 15x + 3
C. f(x) = 0.5x + 1
D. f(x) = x + 18

Answers

Answer:

A: f(x)=10x+8

If 3 < 1 - x, what is value for x

Answers

Answer:

x < -2

Step-by-step explanation:

What are the correct answers?

Answers

Answer:

A function is a relation between sets where for each input, there is exactly one output.

1) Yes

2) Yes

3) Yes

4) No

Answer:

1) Yes

2) Yes

3) Yes

4) No

what is k in 1/4k = 3 (-1/4k + 3)?

Answers

Answer:

k = 9

Step-by-step explanation:

1/4k = 3(-1/4k + 3)          distribute

1/4k = -3/4k + 9

+3/4k  +3/4k                 Add

k = 9                              Answer

Brian has reduced his cholesterol level by 8% after his last check up. If his original level was 260, what is his approximate cholesterol level now?

Answers

Okay so first you want to convert your percentage to a decimal:

8%/100= 0.08
then you want to multiply it by 260:
260*0.08=20.8
then subtract that from 260 to get your answer:
260-20.8=239.2
his approx. cholesterol level is 239 :)

contractor needs to pour a concrete floor in the shape of a rectangle. The figure shows the design for the concrete floor.
40 ft
30 ft
30 ft
40 ft
The contractor uses the converse of the Pythagorean theorem to prove that the floor is rectangular. How can he do this?
А
He can show that 30 + 40 equals the square of the length of each diagonal.
B
He can show that 40 - 30 equals the square of the length of each diagonal.
С
He can show that 302 + 402 equals the square of the length of each diagonal
D
He can show that 402-302 equals the square of the length of each diagonal​

Answers

Answer:

A

Step-by-step explanation:

I would go with A. If this is wrong I'm so so so sorry, Although this is still what I think is correct.

please help i will give you brainliest!

Answers

2/-5. hope this helps

Answer:

[tex]y=-\frac{2}{5} x+3[/tex]

Step-by-step explanation:

Slope, line, form.

y=mx+b

Points: 0,3 and -5,5

Find slope: 5-3/-5-0 or -2/5

y=-2/5x+b

5=-2/5(-5)+b

5=2+b

b=3

y=-2/5x+3

Hope this helps ;D

Before beginning voice lessons, Aubrey already knew how to sing 357 pieces, and she expects to learn 2 new pieces during each week of lessons. After 78 weeks of voice lessons, how many pieces will Aubrey be able to sing, in total? Write and solve an equation to find the answer. pieces

Answers

After 78 weeks of singing 2 pieces each week, she should of sung 156 pieces. Tell me if this is right or not
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