



 
Hi, Suppose the length is $L$ m and the width is $W$ m. Write an expression for the perimeter in terms of $l$ and $W.$ This give you an equation in $L$ and $W.$ Write an expression for the area in terms of $L$ and $W.$ This gives you a second equation in $L$ and $W.$ Solve the pair of equations for $L$ and $W.$ Penny  


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