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dezoksy [38]
2 years ago
15

If the exterior angle of a regular polygon is 7.2 degrees, what is the name of that polygon?

Mathematics
1 answer:
kirill [66]2 years ago
8 0

A regular polygon with exterior angle of 7.2 degrees is a 50-gon.

<h3>Regular polygon</h3>

Regular polygon are polygon that are equiangular. This simply means they are polygon with equal angles.

The formula to find the number of sides of a polygon using exterior angle is as follows:

  • exterior angle = 360 / n

where

n = number of sides

Therefore,

7.2 = 360 / n

cross multiply

7.2n = 360

divide both sides by 7.2

n = 360 / 7.2

n = 50

The polygon has 50 sides. Therefore, it is a 50-gon

learn more on polygon here: brainly.com/question/12105506

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an auto repair shop charges $25 an hour they say your muffler needs to be replaced for $65 it takes them 2.5 hours to fix your c
Levart [38]

Answer: $130.50

Step-by-step explanation:

2.5 hours= $25 an hour

25+25+12.50=$62.50

Muffler=$65

65plus62.50

Total= $130.50

5 0
3 years ago
HELP PLEASE!! Can someone please check if my answer is right??!!
babymother [125]

Answer:

Did you write absolute value of x -2?

5 0
2 years ago
How to solve x/8&gt;3 how
sdas [7]
Step 1- Multiply both sides by 8.
Step 2- Simplify 3 x 8 to 24.
Answer = x > 24
7 0
2 years ago
Jane is 5 times older than her sister. In 3 years, Jane’s sister will be 1/4 her age. Find the ages now
Korolek [52]

The present age of Jane is 45 years old and present age of her sister is 9 years old

<em><u>Solution:</u></em>

Let the present age of Jane be "x"

Let the present age of her sister be "y"

<em><u>Jane is 5 times older than her sister</u></em>

present age of Jane = 5(present age of her sister)

x = 5y ---------- eqn 1

<em><u>In 3 years, Jane’s sister will be 1/4 her age</u></em>

Age of sister after 3 years = 3 + y

Age of jane after 3 years = 3 + x

Age of sister after 3 years = 1/4(age of jane after 3 years)

3 + y = \frac{1}{4}(3 + x)

Substitute eqn 1 in above equation

3 + y = \frac{1}{4}(3 + 5y)\\\\12 + 4y = 3 + 5y\\\\5y - 4y = 12 - 3\\\\y = 9

Substitute y = 9 in eqn 1

x = 5(9)

x = 45

Thus present age of Jane is 45 years old and present age of her sister is 9 years old

3 0
3 years ago
Is -2 a solution of 2x+8=2?
Katarina [22]

Answer:2x+8=2

2x=2-8

2x= -6 (devide both sides by 2 to get x)

2x/2 and -6/2

×=3

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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