SOLUTION: Is the sum of the measures of a nonconvex polygon of n sides (n-2)180?

SOLUTION: Is the sum of the measures of a nonconvex polygon of n sides (n-2)180?

Algebra.Com

Question 825648: Is the sum of the measures of a nonconvex polygon of n sides (n-2)180?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Of the interior angles, yes.

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