Question

what is the sum of all angles of a polygon with 20 sides?​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

The sum of the interior angles in regular polygon with n sides is found through the formula

180°(n-2) .

Here,n = 20,so the angles divide 3240° by 20

since all 20 angles are congruent.

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