document.write( "Question 32461: (((The perimeter of a rectangle is 1100ft find the dimesnions so that the enclosed area will be 60,000 square ft)))) please help \n" ); document.write( "
Algebra.Com's Answer #18952 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 2X+2Y=1100 & X*Y=60000 THEREFORE 2X=1100-2Y OR X=(1100-2Y)/2 OR X=550-Y \n" ); document.write( "SUBSTITUTING IN EQUATION 2 WE GET (550-Y)Y=60000 OR 550Y-Y~2=60000 OR \n" ); document.write( "-Y~2+550-60000=0 OR Y~2-550+60000 OR (Y-400)(Y-150)=0 OR Y=400 THEN \n" ); document.write( "X=60000/400 OR X=150 OR Y=150 THEN X=60000/150 OR X=400 \n" ); document.write( "PROOF 2*400+2*150=1100 OR 800+300=1100 \n" ); document.write( " \n" ); document.write( " |