Question 1050137
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Hi  
*[illustration rectangle.png].
 Let x represent the constant of proportionality
L = 3x, w = 2x
2L + 2w = P
2(3x) + 2(2x) = 40ft
10x = 40ft
x = 4ft
w = 8ft, L = 12ft
A = Lw
A = (12ft)(8ft) = 96ft^2