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Find the sum of the measures of the interior angles of the indicated convex polygon
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Find the sum of the measures of the interior angles of the indicated convex polygon

Find the sum of the measures of the interior angles of the indicated convex polygon-example-1
User Gordon Westerman
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6.1k points

1 Answer

4 votes
180(n-2)
N is number of sides
Nonagon has 9 sides.
9-2=7
7x180=1260
User Jerome P Mrozak
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5.8k points
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