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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
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2 votes
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
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User Gordon Westerman
by
8.3k points

1 Answer

4 votes
180(n-2)
N is number of sides
Nonagon has 9 sides.
9-2=7
7x180=1260
answered
User Jerome P Mrozak
by
8.3k points
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