document.write( "Question 311555: Perimeter of a rectangle is 180 ft. the width is 1/2 of the length what is the length?
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Algebra.Com's Answer #222868 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! W=L/2 \n" ); document.write( "P=2L+2W \n" ); document.write( "180=2L+2*L/2 \n" ); document.write( "180=2L+L \n" ); document.write( "3L=180 \n" ); document.write( "L=180/3 \n" ); document.write( "L=60 ANS. \n" ); document.write( "W=60/2=30 ANS. \n" ); document.write( "PROOF: \n" ); document.write( "180=2*60+2*30 \n" ); document.write( "180=120+60 \n" ); document.write( "180=180 \n" ); document.write( " |