document.write( "Question 563839: The length of a rectangle is six times its width.
\n" ); document.write( "If the area of the rectangle is 600in squared , find its perimeter.
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #365116 by bluemockingjay7(41)\"\" \"About 
You can put this solution on YOUR website!
L = 6w
\n" ); document.write( "W = w\r
\n" ); document.write( "\n" ); document.write( "Area of the rectangle = lw\r
\n" ); document.write( "\n" ); document.write( "6w(w) = 600
\n" ); document.write( "6w^2 = 600
\n" ); document.write( "w^2 = 100
\n" ); document.write( "w = square root of 100
\n" ); document.write( "w = 10\r
\n" ); document.write( "\n" ); document.write( "L = 6(10) = 60in
\n" ); document.write( "W = 10in\r
\n" ); document.write( "\n" ); document.write( "Perimeter of a rectangle: 2(L + W)\r
\n" ); document.write( "\n" ); document.write( "P = 2(60 + 10)
\n" ); document.write( "P = 2(70)
\n" ); document.write( "P - 140in
\n" ); document.write( "
\n" );