document.write( "Question 1038037: find the size of an interior angle of a regular octagon \n" ); document.write( "
Algebra.Com's Answer #652722 by Boreal(15235)\"\" \"About 
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8 of the exterior angles add up to 360. Therefore, each one is 360/8, or 45 degrees.
\n" ); document.write( "The interior angle is its supplement, or 135 degrees.
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