it's exactly 55 ft.
It is: 660 ft = 1/8 of a mile
40
1 acre = 43,560 sq ft(660 x 660) = 435,600A square with 660-ft sides encloses 10 acres.
3
6 ft 1.6 ins
3552 sq in = 24.7 sq ft
660 x 660 = 435,600. There are 43,560 sq ft per acre. So, we would divide 435,6000 by 43,560 which is exactly 10. So, the answer is 10 acres.
3 feet = 1 yard; 660/3 = 220.
100
1,980 feet = 660 yards.
20 acres.
66 x 660 = 43560 sq. ft.