.2 miles by .6 miles how many acres is this, roughly?

Question

need a round about figure as to how many acres are in a .2 x .6 square.

Answer 1

0.2 * 0.6 = 0.12 of a square mile.

640 acres = 1 square mile.

So 0.2 miles by 0.6 miles is (0.12 * 640) = 76.8 acres.

Answer 2

5280 ft =mile .2=1056
.6=3168
3,345,408 sq ft
43560 sq ft = acre

43560 divided into 3,345,408 = 76.8 acres