22-05-2017
Mathematics

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Each interior angles of a polygon measures 157.5. What is n, the total number of sides in this polygon

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25-05-2017

the exterior angles = 180 - 157.5 = 22.5 degrees
the exterior angles of all polygons add up to 360 degrees
therefore the total number of sides n = 360 / 22.5 = 16

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