document.write( "Question 487882: espress the area for a rectangle with a perimeter of 100ft as a function of its length \n" ); document.write( "
Algebra.Com's Answer #333175 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
espress the area for a rectangle with a perimeter of 100ft as a function of its length
\n" ); document.write( "-------------------
\n" ); document.write( "P = 2(L + W)
\n" ); document.write( "---
\n" ); document.write( "100 = 2(L+W)
\n" ); document.write( "L + W = 50
\n" ); document.write( "W = 50-L
\n" ); document.write( "----------------
\n" ); document.write( "Area = (length*width)
\n" ); document.write( "---
\n" ); document.write( "Area = L(50-L)
\n" ); document.write( "Area = 50L - L^2
\n" ); document.write( "====================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "================
\n" ); document.write( "
\n" );