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OpenStudy (anonymous):
The sum of the measures of the interior angles of a polygon is 1260°. How many sides does the polygon have?
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OpenStudy (mathstudent55):
The formula that tells you the sum of the measures of the interior angles of a polygon is: \(S = (n - 2)180\) where S = the sum n = number of sides Replace S with 1260 and solve for n.
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