If the sum of the measures of all the interior angles of a polygon is 1440°, find the number of sides of the polygon.

If the sum of the measures of all the interior angles of a polygon is

1.	If the sum of the measures of all the interior angles of a polygon is 1440°, find the number of sides of the polygon.
A.	8
B.	12
C.	10
D.	14
Answer» D. 14

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If the sum of the measures of all the interior angles of a polygon is 1440°, find the number of sides of the polygon.

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