document.write( "Question 361870: The perimeter of a rectangle is 50 feet. Describe the possible lengths of a side if the area of the rectangle is greater than 144 square feet. \n" ); document.write( "
Algebra.Com's Answer #257944 by mananth(16946)![]() ![]() You can put this solution on YOUR website! The perimeter of a rectangle is 50 feet. Describe the possible lengths of a side if the area of the rectangle is greater than 144 square feet. \n" ); document.write( ".. \n" ); document.write( "L*W>144..........1 \n" ); document.write( "2*(L+W)=50 \n" ); document.write( "L+W=25 \n" ); document.write( "L=25-w \n" ); document.write( "... \n" ); document.write( "plug value of L in equation 1 \n" ); document.write( "(25-w)*W>144 \n" ); document.write( "25W-W^2>144 \n" ); document.write( "W^2-25W+144>0 \n" ); document.write( "W^2-16W-9W+144>o \n" ); document.write( "W(W-16)-9(W-16)>0 \n" ); document.write( "(W-16)(W-9)>0 \n" ); document.write( "When width is 9 then length should be>16 \n" ); document.write( "When width is 16 length >9 \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |