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how do i solve a problem like this?
if each angle of a regular polygon has measure 160, how many sides does the polygon have?
whats the formula i need to solve it?
1 Answer
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- hayharbrLv 79 years agoFavorite Answer
The formulas I would use are :
1. The exterior angles always add to 360º.
2. An exterior angle and an interior angle are supplementary.
So 180 - 160 = 20
360 ÷ 20 = 18
so it has 18 sides
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