document.write( "Question 997507: if the interior angle of a polygon is 4 times of its exterior angle,find the no. of sides and the sum of the i nterior angles.\r
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Algebra.Com's Answer #615558 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! if the interior angle of a polygon is 4 times of its exterior angle,find the no. of sides and the sum of the i nterior angles. \n" ); document.write( "------------ \n" ); document.write( "Int = 4*Ext \n" ); document.write( "Int + Ext = 180 degs \n" ); document.write( "------------ \n" ); document.write( "# of sides n = 360/Ext \n" ); document.write( "------ \n" ); document.write( "Sum of Int = 180*(n-2) \n" ); document.write( " |