document.write( "Question 792851: Mr. Buyea has to carpet a rectangular room. The length of the room is 1.4 times its width. If the length of a diagonal of the room is 70feet, find the area of the floor to the nearest ten square feet \n" ); document.write( "
Algebra.Com's Answer #480174 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
(1.4x)^2+(x)^2=70^2
\n" ); document.write( "1.96x^2+x^2=4900
\n" ); document.write( "2.96x^2=4900
\n" ); document.write( "x^2=4900/2.96
\n" ); document.write( "x^2=1655
\n" ); document.write( "sqrt1655=41
\n" ); document.write( "---------
\n" ); document.write( "1.4x=57.4
\n" ); document.write( "x=41
\n" ); document.write( "-------------
\n" ); document.write( "41*57.4=2353.4=2,350 sqft
\n" ); document.write( "
\n" );