document.write( "Question 135203: the sum of the measures of the interior angles of a polygon is between 2100 and 2400. how many sides does the polygon have? thanks..
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Algebra.Com's Answer #99089 by Edwin McCravy(20062) $\"\"$ $\"About$

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the sum of the measures of the interior angles of a polygon is between 2100 and 2400. how many sides does the polygon have? thanks.
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document.write( "The expression for the sum of the interior angles of\r\n" );
document.write( "an -sided polygon is:\r\n" );
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document.write( "°\r\n" );
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document.write( "Divide all three sides by \r\n" );
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document.write( "Add  to all three sides:\r\n" );
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document.write( "Divide all three sides by \r\n" );
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document.write( " must be an integer and the only\r\n" );
document.write( "two integers between  and \r\n" );
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document.write( "are  and .\r\n" );
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document.write( "So the polygon could either\r\n" );
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document.write( "1. have  sides, with the sum of the interior angles being\r\n" );
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document.write( "°\r\n" );
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document.write( "°\r\n" );
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document.write( "°\r\n" );
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document.write( "OR\r\n" );
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document.write( "2. have  sides, with the sum of the interior angles being\r\n" );
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document.write( "°\r\n" );
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document.write( "°\r\n" );
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document.write( "°\r\n" );
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document.write( "So there are two solutions.  The number of sides is  or .\r\n" );
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document.write( "Edwin

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