Answer:
Explanation:
there is probably a way to do this w/o calculus, but I cheated and used that.
A = Length * Width
A = x * ( 650 -2x)
A = 650x -2
d/dx ( A = 650x -2)
0=650 -4x
4x = 650
x = 135 m
A= 650*135 -2*
A = 51,300
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