1 km2 = 247.1 acres
1 acre=4046.86 square meter =0.00404686 square kilometers or 1 sq. km=247.105 acres
320 acres = 1/2 square mile
1 acre = 43,560 square feet2 acres = 87,120 square feet2.171 acres = 94,568.76 square feet
2.72 acres = 11,007.45 square meters 1 acre = about 4046.86 square meters
1 acre = 43,560 square feet9.5 acres = 413,820 square feet (or 45,980 square yards)
1 acre = 43,560 square feet 2 acres = 87,120 square feet
1 acre = 43,560 Square Feet 640 acres = 1 Square Mile 900 acres = 1.406 Square miles 1 acre = 43,560 Square Feet 640 acres = 1 Square Mile 900 acres = 1.406 Square miles
1 hectare = 0.01 square kilometres
There are 640 acres in 1 square mile.
There are 40 acres in 1/16th of a square mile 1 square mile = 640 acres
1 acre = 43560 square feet⇒ 80 acres = 80 x 43560 square feet= 3484800 square feet
4046.85642 square meters 43560 square feet