document.write( "Question 260952: the ratio of the measure of an interior angle to the measure of an exterior angle of a regular _____ is 3:1 \r
\n" ); document.write( "\n" ); document.write( "I need to fill in the blank with a polygon name
\n" ); document.write( " thanks in advanced!
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Algebra.Com's Answer #192237 by drk(1908)\"\" \"About 
You can put this solution on YOUR website!
the answer is octagon.
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\n" ); document.write( "3x + x = 180
\n" ); document.write( "4x = 180
\n" ); document.write( "x = 45
\n" ); document.write( "360/45 = 8.
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