T = 1.9
1.9 = 2*3.14* sqrt(L/32)
2*3.14 = 6.28
1.9 = 6.28 * sqrt(L/32)
1.9^2 = 6.28^2 * (L/32)
3.61 = 39.438 * (L/32)
3.61 = 1.232*L
L = 3.61 / 1.232
L = 2.92
L = 3 feet
