SOLUTION: the ratio of the measure of an interior angle to the measure of an exterior angle of a regular _____ is 3:1 I need to fill in the blank with a polygon name thanks in advanced

Algebra ->  Angles -> SOLUTION: the ratio of the measure of an interior angle to the measure of an exterior angle of a regular _____ is 3:1 I need to fill in the blank with a polygon name thanks in advanced      Log On


   

Question 260952: the ratio of the measure of an interior angle to the measure of an exterior angle of a regular _____ is 3:1
I need to fill in the blank with a polygon name
thanks in advanced!
Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
the answer is octagon.
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3x + x = 180
4x = 180
x = 45
360/45 = 8.