Question

Find each interior angle of a polygon with 20 sides

Answer 1

Answer:

9°

Step-by-step explanation:

Each interior angle = 180

n

Here, n= number of sides

Interior angle = 180

20

= 9°

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Answer 2

Interior angle of regular polygon = 180 - Each exterior angle.

Exterior angle = 360/n ( n = number of sides )

= 360/ 20

= 18

Interior angle = 180 - 18

= 162°

Hence each iterior angles = 162°

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