document.write( "Question 189339: the length of a rectangle is 4 dm more than its breadth. If area of the rectangle is 192 sq.dm , find the length and breadth of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #142062 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! L=W+4 dm. \n" ); document.write( "LW=192 \n" ); document.write( "(W+4)W=192 \n" ); document.write( "W^2+4W=192 \n" ); document.write( "W^2+4W-192=0 \n" ); document.write( "(W+16)(W-12)=0 \n" ); document.write( "W-12=0 \n" ); document.write( "W=12 ANS. FOR THE WIDTH. \n" ); document.write( "L=12+4=16 ANS. FOR THE LENGTH. \n" ); document.write( "PROOF: \n" ); document.write( "12*16=192 \n" ); document.write( "192=192 \n" ); document.write( " |