document.write( "Question 1202866: How many diagonals does a polygon with 20 sides have?
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Algebra.Com's Answer #838043 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! Draw several of the first few as regular polygons, draw and count the number of diagonals in each, and find the rule which answers your question. \n" ); document.write( " |