document.write( "Question 1193428: A rectangle is 7 times longer than it is wide. If its perimeter is 144 cm, what is its area?
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Algebra.Com's Answer #825444 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! A rectangle is 7 times longer than it is wide. If its perimeter is 144 cm, what is its area? \n" ); document.write( "------------------- \n" ); document.write( "L = 8W \n" ); document.write( "L + W = 144/2 = 72 \n" ); document.write( "---- \n" ); document.write( "8W + W = 72 \n" ); document.write( "W = 8 \n" ); document.write( "L = 64 \n" ); document.write( "Area = W*L = 512 sq cms \n" ); document.write( " |