I assume it is called 10 square miles!
250 square miles.
10 square miles = 6,400 acres
10 square miles.
10 square miles
10 acres = 0.015625 square miles
10 miles
10 square miles = 1 x 10-9 hectares
1 square mile = 640 acres, so 1 acre = 1/640 sq.mile, and 10 acre = 10/640 sq mile or 1/64 square mile [0.015625 square miles]
10 mi2 = 25.9 km2
3.6185 x 10^4 square miles
Ten square miles is 10 1 mile by 1 mile squares, or a square area about 3.1622 miles (or 16,696.8 feet) to a side. Ten miles square is a square area 10 miles to a side, or 100 square miles in total.
4 miles by 2.5 miles is 10 Square Miles = 6400 Acres