SOLUTION: in a regular polygon each interior angle is 140 degrees greater than each exterior angle.calculate the number of sides of the polygon.
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Question 511707: in a regular polygon each interior angle is 140 degrees greater than each exterior angle.calculate the number of sides of the polygon.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
in a regular polygon each interior angle is 140 degrees greater than each exterior angle.calculate the number of sides of the polygon.
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Int + Ext = 180
Ext + (Ext + 140) = 180
Ext = 20 degs
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n = 360/20 = 18 sides
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