SOLUTION: Each interior angle of a regular polygon measures 172 degrees. How many sides does the polygon have?

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Question 557985: Each interior angle of a regular polygon measures 172 degrees. How many sides does the polygon have?
Answer by Alan3354(69443) About Me  (Show Source):
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Each interior angle of a regular polygon measures 172 degrees. How many sides does the polygon have?
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Each ext angle = 180-172 = 8 degs
# of sides = 360/8 = 45