document.write( "Question 376166: The perimeter of a rectangle is 120 feet. Use an equation to find the length and width of the rectangle if the length is twice the width. \n" ); document.write( "
Algebra.Com's Answer #267572 by Jk22(389)![]() ![]() You can put this solution on YOUR website! let w be the width and l the length, the perimeter is p=2*(w+l) \n" ); document.write( " \n" ); document.write( "but l=2*w, then p=2*(w+2w)=2*3*w=6w=120feet \n" ); document.write( " \n" ); document.write( "we get : width=20feet, length=40feet \n" ); document.write( " |