Question

how to determine the dimensions of the largest rectangular area that can be enclosed by 2000 meters of fence?

Answer 1

answered on your other question of the same thing

Answer 2

set up two equations one for area and one for perimeter
if length is x and width is y
2x + 2y = 2000 (perimeter)
A = x*y
Get A in terms of x, take the derivitave and set it equal to 0