Work out the size of an exterior and an interior angle of a regular 20-sided polygon.

CherryBelle asked Mar 21, 2022

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CherryBelle asked Mar 21, 2022

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15 votes

Answer

Exterior,18°

Interior,162°

Explanation:

To calculate exterior,360°÷no of sides, i.e

360°÷20=18°

Interior is gotten by 180°-exterior angle

180°-18°=162°

Fesler answered Mar 26, 2022

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