SOLUTION: if one exterior angle of a polygon is 40 degree and others are equal to 20 degrees then how to measure the sides of a polygon

Question 938658: if one exterior angle of a polygon is 40 degree and others are equal to 20 degrees then how to measure the sides of a polygon
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
if one exterior angle of a polygon is 40 degree and others are equal to 20 degrees then how to measure the sides of a polygon
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The sum of exterior angles is 360 degs for all polygons.
40 + n*20 = 360
n = 16
--> Sixteen 20 deg angles & one 40 deg angle
--> 17 sides
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