Question 903029
L(L/3 - 4) = 135m^2
L^2/3 - 4L = 135
L^2 - 12L -405 = 0
(L-27)(L+15)= 0  (Tossing out the negative solution for unit measure)
L = 27m  and w = 5m
And...
{{{27*5 = 135}}}