SOLUTION: A regular polygon has an exterior angle measure of 40 degrees. Determine the number of sides and the name of the polygon. How do I set this equation up? Thanks for your help! :)

SOLUTION: A regular polygon has an exterior angle measure of 40 degrees. Determine the number of sides and the name of the polygon. How do I set this equation up? Thanks for your help! :)

Algebra.Com

Question 1017206: A regular polygon has an exterior angle measure of 40 degrees. Determine the number of sides and the name of the polygon.
How do I set this equation up? Thanks for your help! :))
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
Sum of exterior angles is 360 degrees.
Divide by x and that equals 40 degrees.
360/x=40
40x=360
x=9 sides
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