document.write( "Question 936916: find the sum of number of sides and number of diagnol of a hexagon
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Algebra.Com's Answer #570371 by srinivas.g(540)\"\" \"About 
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no of sides of hexagon = 6\r
\n" ); document.write( "\n" ); document.write( "no of diagonal = c(6,2)-6
\n" ); document.write( " c(6,2)= \"+%286%2A5%29%2F%282%2A1%29\"
\n" ); document.write( " = 15
\n" ); document.write( "no of diagonals = 15 -6 = 9
\n" ); document.write( " sum of number of sides and number of diagnol = 6+9 = 15
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