document.write( "Question 1000017: a convex n-gon has 5 times as many diagonals as sides. find the value of n \n" ); document.write( "

Algebra.Com's Answer #617543 by ikleyn(52835) $\"\"$ $\"About$

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document.write( "Your equation is \r\n" );
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document.write( " = .\r\n" );
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document.write( "Note that  is the number of diagonal of a convex n-gon.\r\n" );
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document.write( "Simplify this equation:\r\n" );
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document.write( " = ,\r\n" );
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document.write( " = .\r\n" );
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document.write( "The solution is n = 13.\r\n" );
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