Question 1153651
How to calculate the maximum area of rectangle give the fixed perimeter of 24.
------------
P = 2W + 2L = 24
W + L = 12
-----------------
1st try W = L = 6 and 6
Area = 6*6 = 36
Any changes --> Area = (W + c)*(W - c) = W^2 - c^2
Any value of c <> 0 ---> a smaller area.