document.write( "Question 268661: How many sides does a regular polygon have if the measure of one interior angle is 160 degrees? \n" ); document.write( "
Algebra.Com's Answer #196860 by Alan3354(69443)\"\" \"About 
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How many sides does a regular polygon have if the measure of one interior angle is 160 degrees?
\n" ); document.write( "The exterior angles are 20º
\n" ); document.write( "n = 360/20 = 18 sides
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