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If the sum of the measures of the interior angles of a polygon is 1980 degrees how many sides does it have?

Anonymous

∙ 8y ago

Updated: 4/28/2022

The formula for the sum of the angles of an interior polygon is 180(n-2), where n is the number of sides, so then you solve 180(n-2) = 1980.

(n-2) = 11

n = 13.

So the polygon has 13 sides.

Wiki User

∙ 8y ago

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