ghiijjhhuii ghiijjhhuii

16-05-2021
Mathematics

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An exterior angle of a regular polygon is seven times its interior angle.
Find the size of it's interior angle.

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jimrgrant1 jimrgrant1

16-05-2021

Answer:

22.5°

Step-by-step explanation:

The sum of the interior and exterior angles of a regular polygon is 180°

ext + int = 180°

7 int + int = 180°

8 int = 180° ( divide both sides by 8 )

int = 22.5°

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