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There are 43560 square feet in one acre
cubic feet (ft^3) lxbxh
0.36 acres = 15,681.6 square feet.
2.39 acres = 104,108.4 square feet.
1 acre = 43,560 sq ft
0.52 acre = (0.52 x 43,560) = 22,651.2 sq ft