document.write( "Question 362308: what is the formula for a rectangle with a perimeter of 54\"? its width is 1/2 the legnth.
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Algebra.Com's Answer #258345 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! W=L/2 \n" ); document.write( "2L+2W=54 \n" ); document.write( "2L+2(L/2)=54 \n" ); document.write( "2L+L=54 \n" ); document.write( "3L=54 \n" ); document.write( "L=54/3 \n" ); document.write( "L=18 ANS. FOR THE LENGTH. \n" ); document.write( "W=18/2=9 ANS. FOR THE LENGTH. \n" ); document.write( "PROOF: \n" ); document.write( "2*9+2*18=54 \n" ); document.write( "18+36=54 \n" ); document.write( "54=54\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |