Question 654900
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/d/da/PerimeterRectangle.svg/200px-PerimeterRectangle.svg.png">
Garden: perimeter(length of fencing needed to enclose it) = 40m and length = x
 P = 2L + 2W = 44   0r 
       L + W = 22     AND  W = 22 - L  OR {{{W = 22-x}}}
 Area = {{{L*W = x(22-x)}}}