document.write( "Question 399020: the permiter of a rectangle is 54 cm and the base length is twice the height. What is the area \n" ); document.write( "
Algebra.Com's Answer #282611 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! P=2L+2H \n" ); document.write( "L=2H \n" ); document.write( "54=2*2H+2H \n" ); document.write( "54=4H+2H \n" ); document.write( "54=6H \n" ); document.write( "H=54/6 \n" ); document.write( "H=9 ANS. FOR THE HEIGHT. \n" ); document.write( "L=2*9=18 ANS. FOR THE LENGTH. \n" ); document.write( "PROOF: \n" ); document.write( "54=2*18=2*9 \n" ); document.write( "54=36+18 \n" ); document.write( "54=54 \n" ); document.write( "AREA=LW \n" ); document.write( "18*9=162 CM^2 IS THE AREA. \n" ); document.write( " |