document.write( "Question 277907: The width of a rectangle is 3 feet, and the diagonal is 5 feet. What is the area of the rectangle? \n" ); document.write( "
Algebra.Com's Answer #202282 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
5^2-3^2=b^2
\n" ); document.write( "25-9=16
\n" ); document.write( "b=4 ft
\n" ); document.write( "------------
\n" ); document.write( "3*4=12 sq ft
\n" ); document.write( "
\n" );