SOLUTION: find the size of an interior angle of a regular octagon

Question 1038037: find the size of an interior angle of a regular octagon
Found 2 solutions by Boreal, jorel555:
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
8 of the exterior angles add up to 360. Therefore, each one is 360/8, or 45 degrees.
The interior angle is its supplement, or 135 degrees.
Answer by jorel555(1290) (Show Source): You can put this solution on YOUR website!
The general rule for an n-sided polygon is (n-2)*180/n. So, if n is 8, then:
6*180/8=135
The interior angles are 135 degrees each!!!!!!!!!!
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