Question 41328
Length = x
Width = y
EQUATION:
2x+2y=300+12
y=156-x (subsitution)
Area = l x w
A=x(156-x)
{{{x^2-156x}}}
Differentate:
And x= 78
y=156-78
y=78
Hence, the dimensions are 78 x 78m.
Paul.