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04-03-2020
Mathematics

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How many sides does a regular polygon have if the measure of an interior angle is 160?Justify your answer

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04-03-2020

Answer:

18 sides

Step-by-step explanation:

If the interior angle of a regular polygon is 160 degrees, then the exterior angle is 20 degrees. The sum of all exterior angles is 360 degrees so there must be 360/20 sides = 18 sides

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