SOLUTION: what is the number of sides of a polygon if these um of the measures of its angles is 1260

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Question 553019: what is the number of sides of a polygon if these um of the measures of its angles is 1260
Answer by Alan3354(69443) About Me  (Show Source):
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what is the number of sides of a polygon if these um of the measures of its angles is 1260
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1260/180 = 7
sides = 7+2 = 9