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Mathematics 12 Online
OpenStudy (anonymous):

If the sum of the measures of the interior angles of a convex polygon is 2880°, how many sides does the polygon have? A. 18 sides B. 16 sides C. 20 sides D. 14 sides

OpenStudy (anonymous):

A. 18 sides. ( n-2) 180 = 2880

OpenStudy (anonymous):

Use the formula S = 180(n - 2) and solve for n.

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