Question 1178945
let the side be x 
two sides 2x
one length
length = 2956-2x

Area = L * W

Area = x(2956-2x)

2956x -2x^2
derivative = 2956 -4x

2956 -4x =0
x = 739 
2x = 1478 yards
Length = 2956-1478= 1478 yards

Area = L * W