Which polygon has interior angles whose measures sum to 720°?

hexagon
nonagon
heptagon
octagon

Answers

Answer 1

Answer:

Hexagon

Step-by-step explanation:

Explanation: The sum of the interior angles of a hexagon must equal 720 degrees. Because the hexagon is regular, all of the interior angles will have the same measure. A hexagon has six sides and six interior angles.


Related Questions

Which digit(s) make the solution of the equations the whole number? 5x-496=1.34...

Answers

Answer:

x≈ 100

Step-by-step explanation:

Given the equation

5x-496=1.34...

We are to find the value of x to the nearest whole number

Add 496 to both sides

5x-496+496 = 1.34+496

5x = 497.34

x = 497.34/5

x = 99.468

x ≈ 100

Hence the value of x to nearest whole number is 100

Can someone plssss help!!

Answers

Answer:

x=20 degrees

Step-by-step explanation:

7x+(x+20)=180

8x+20=180

8x=160

x=20

Negative one-fifth of a number, increased
by 3, is at most 1.

Answers

12 + 8 *89 is the answer

The number x ≤ 10 for the inequality (-1/5)x + 3 ≤ 1.

What is inequality?

It shows a relationship between two numbers or two expressions.

There are commonly used four inequalities:

Less than = <

Greater than = >

Less than and equal = ≤

Greater than and equal = ≥

We have,

Negative one-fifth of the number, increased

by 3, is at most 1.

Number = x

This can be written as,

(-1/5)x + 3 ≤ 1

Solve for x.

(-1/5)x + 3 ≤ 1

(-1/5)x ≤ 1 - 3

(-1/5)x ≤ -2

x ≤ -2 x (-5/1)

x ≤ 10

Thus,

The number is less than or equal to 10.

Learn more about inequalities here:

https://brainly.com/question/20383699

#SPJ5

PLEASE HELP ME WITH THIS!!!

Answers

Answer:

64 yd

Step-by-step explanation:

[tex]\frac{x}{40} =\frac{32}{20} \\x=\frac{32}{20} \times 40=64 yd[/tex]

Paolo is using his grandmother’s cookie recipe. He always doubles the amount of chocolate chips and oats. The recipe calls for 2 1/2 cups of chocolate chips. The total amount of chips and oats after doubling is 6 1/3 cups.

Write an equation to find the original amount of oats, x, in the recipe.

Answers

¿puede por favor hablar inglés

I need help friends! Pls, help me I will review it once you answered :)

Answers

No, it is not a possible solution because 4$ x 4h= 16 and then 12h x 8$ = 96. Together it makes 112$ but the goal is 120$, therefore it is a incorrect possible solution.

HELP ASAP ON MATH PLEASE

Answers

Answer:

Brad will get $10 for selling 20 cups of lemonade

Answer:

Brad will get $10 selling 20 cups of lemonade

find the simple interest and amount when principal is equals to rupees 1500 rate is equals to 12% per annum and time will be three years and three months​

Answers

Answer:

585

Step-by-step explanation:

3 years + 3 months

=3years + 3/12 years

=3years + 1/4 years

=13/4 years

SI = 1500× 12/100 × 13/4

= 585

The ratio of green apples to red apples in a bucket is 5 to 9. For every 10 green apples there are __ red apples.
plz help

Answers

There would be 18 red apples because 5 went to 10 5x2=10 so 9x2=18 the ratio of 5 to 9 is equal to 10 to 18

How would you use Math at six Flags ?

Answers

Answer:

To find the velocity of a ride and comparing how the height of a ride has to do with how fast the cart goes

Explanation:

At Six flags math can be used in a variety of ways.

For example: to find the price of a ticket that has a 5 percent tax or fiinding out how much of a difference a family package and buying individual tickets are

HELP I WANNA PASS!!!

A ball was thrown upward into the air. The height, in feet, of the ball above the ground t seconds after being thrown can be determined by the expression -16t^2 + 40t + 3. What is the meaning of the 3 in the expression?

A.
The ball was thrown from a height of 3 feet.

B.
The ball took 3 seconds to reach its maximum height.

C.
The ball took 3 seconds to reach the ground.

D.
The ball reached a maximum height of 3 feet.

Answers

Answer:

The ball was thrown from a height of 3 feet

Answer:

A. The ball was thrown from a height of 3 feet.

Step-by-step explanation:

If you put 0 for t, then you get 3 as a result of calculation.

It means the start point is 3 feet, in other words, the ball was thrown from 3 feet from the ground.

Correct choice is A.

When the base of the ladder is 10 ft away from the base of a building, the top of the ladder touches the building 18 ft above the ground about how long is the ladder

Answers

Answer:

32

Step-by-step explanation:

[tex] \sqrt{54 \\ } [/tex]

1. Simplify the expression
11x + 3x

Answers

Answer:

14x

Step-by-step explanation:

Step 1: Collect like terms by adding their coefficients

(11+3)x

Step 2: Add the numbers

14x

Answer:

14x

its hard to explain, but I did this problem so I know the answer look up the question maybe it can explain it!

how do you solve this
−8 x - 2/3

Answers

Answer:

16/3 = 5.333333333

Step-by-step explanation:

-8 x -2/3

Express -8(-2/3) as a single fraction

-8(-2)/3

Multiply −8 and −2 to get 16.

16/3 = 5.333333333

-4a+18
And It’s NOT -2(2a-9)

Answers

Answer:

14a

Step-by-step explanation:

14a
hope this helped

Write the equation of the line given the points (2,0) and (3.-1)

Answers

Answer:

y = -1x + 2

Step-by-step explanation:

We need to find y = mx + b

Use the following equation

[tex]\frac{y_2-y_1}{x_2-x_1}[/tex]

Plug in the values

[tex]\frac{-1-0}{3-2}[/tex]  = [tex]\frac{-1}{1} = -1[/tex]

We have found the slope(m) which is -1

We have to find y-int b

Plug in any given x,y into the slope formula

-1 = -1(3) + b

-1 = -3 + b

2 = b

At last the formula is

y = -1x + 2

if the original quantity is 12 and the new quantity is 15, what is the percentage increase? The percent increase is _____%​

Answers

Answer:

25%

Step-by-step explanation:

Given data

original quantity =12

new quantity =15

% increase= new-original/original *100

% increase= 15-12/12 *100

% increase= 3/12 *100

% increase=0.25 *100

% increase=25%

hence the increase is 25%.

True or false: The figure on the right is the result of decomposing an rearranging the parts of the circle to approximate its area?

Answers

Answer:

True if its wrong im Sorry

Step-by-step explanation:

52 is 13% of what number​

Answers

400 is the answer but i need more characters
400! I double checked

Abigail's mom asked her to go to the store and purchase 5 kilograms (kg) of potatoes. When she got to the store, she saw the potatoes were sold by the pound. How many pounds of potatoes does she need to buy?

Answers

1 kilogram = 2.205 pounds

5 kg * 2.205 lbs = 11.0231 pounds

Round to pounds = 11
Round to tenths/1 decimal = 11
Round to hundredths/2 decimals = 11.02

Jayden is starting a business selling handmade necklaces. He has decided to invest an initial amount of $300 for advertising, and materials cost $8 for each necklace he makes. Jayden can sell his creations for $14 per necklace. Once he makes and sells a certain number of necklaces, he will break even, with identical expenses and sales. How many necklaces would that take?

Answers

Answer:

14-8=6/300=50 thats your answer

Solve the system of equations by substitution. Show all work neatly on your work page. Checking your answer is wise. :) Plz need
3x + 2y = 7

y = -3x +11

Answers

Answer:

x=5

Step-by-step explanation:

3x+2(-3x+11)=7

Use distributive property:

3x-6x+22=7

Combine like terms:

-3x+22=7

-3x=-15

Then divide:

-3x/3=-15/3 = 5

x=5

5c-6=4-3c
2c-6=4
2c=10
c=5
describe the error made in the problem.​

Answers

Answer:

5(c) - 6 = 4 - 3(c) is wrong

Step-by-step explanation:

The other problems are correct and equal. This one is wrong because when you do the equations you get 19 = -11 which is clearly not equal. You would need to change the equation to make it equal. So it would be:

5(c) - 6 = 4 - -3(c) so now it is 19 = 19.

So you would change 5(c) - 6 = 4 - 3(c)  into 5(c) - 6 = 4 - -3(c)

I hope this helps :)

Answer:

The error is the problem 5c-6=4-3c.

Step-by-step explanation:

Because, it doesn't follow the rule c=5. All the problems need to abide by c=5. So the error is 5c-6=4-3c. If you do need to change it, you just need to change the 3c in the problem into -3c.

Basically the error is that the 3c in the problem is positive not negative.

Good luck! :D

The ratio of boys to girls in a classroom is 15 to 12. What is the ratio of boys to total students in the classroom?

Answers

Answer:

15 to 27

Step-by-step explanation:

Boys = 15

Girls = 12

Total = 27

It's asking for Boys to Total, so you get 15 to 27!

Help please I have 25 min left! I’ll name you brainliest!!

Answers

Answer:

A. x = -2

Step-by-step explanation:

568n + 230
Which best describes the constant in the expression?

Answers

Answer:

568

Step-by-step explanation:

the steps are simple u are an idiot

Answer:

5

6

8

+

2

3

0

2

(

2

8

4

+

1

1

5

)

Solution

2

(

2

8

4

+

1

1

5

)

Step-by-step explanation:

Which is the graph of the linear inequality y < 3x + 1? On a coordinate plane, a solid straight line has a positive slope and goes through (negative 1, negative 2) and (0, 1). Everything to the left of the line is shaded. On a coordinate plane, a solid straight line has a positive slope and goes through (negative 1, negative 2) and (0, 1). Everything to the right of the line is shaded. On a coordinate plane, a dashed straight line has a positive slope and goes through (negative 1, negative 2) and (0, 1). Everything to the left of the line is shaded. On a coordinate plane, a dashed straight line has a positive slope and goes through (negative 1, negative 2) and (0, 1). Everything to the right of the line is shaded.

Answers

For this case we have the following inequality: y < 3x + 1 < br/ >

What we must do is to evaluate a point of the Cartesian plane and verify if it is in the shaded region.

The shaded region represents the solution of the system of equations.

For the point (0, 0) we have:

0 < 3(0) + 1 < br / >

0 < 0 + 1 < br / >

0 < 1 < br / >

Therefore, the point (0, 0) is in the shaded region because it satisfies the inequality.

Then, the points that are on the line, are not part of the solution because the sign is of less strict.

Hope I helped ~~Laurel

Answer:

it is D!!!!!!!!!!! trust me, its right on edge:))))))

Step-by-step explanation:

PLEASE HELP IM GIVING 5 STAR RATINGS

write an expression for each situation:

a. for a walk-a-thon a sponsor agreed to give you a flat donation of $5 and $2 dollars for every Mile, m , you walk.

b. you and four friends plan a surprise party each of you contributes the same amount of money m for food.

c. a cell phone company charges $40 per month plus a $35 activation fee.​

Answers

Answer:

a. 5 + 2m

b. 5m

c. 40m + 35

Step-by-step explanation:

Nora uploaded a funny video on her website, which rapidly gains views over time. The relationship between the elapsed time, ttt, in days, since Nora uploaded the video, and the total number of views, V(t)V(t)V, left parenthesis, t, right parenthesis, is modeled by the following function: V(t)=100⋅(1.53)t Complete the following sentence about the daily rate of change in the views of the video.

Answers

Answer:

grows by a factor of 1.53

HELP HELP HELP HELP HELP

Answers

Answer: 32 = 2^y2^5 = 2^ycancel the like terms which is 2 and you will be left with5 = y
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