7 acres [international] = 0.0109 square miles
7 million acres = 10,937.5 square miles.
7 square miles is 4,480 acres.
7 acres = 0.0109375 square miles.
7mi² = 4,480 acres
Answer: 7 acres = 304,920 square feet.
7 acres = 304,920 square feet
There are 640 acres to 1 square mile, 1 acre = 1/640 sq mi 14,000 acres = 14000/640 sq mi = 21.875 sq mi = 21 7/8 square miles
Seven (7) square km equates to about 1,730(1,729.73767) acres.
1 acre = 43,560 square feet 7 acres = 304,920 square feet
Since one acre is 43,560 square feet: 7 acres x 43,560 = 304,920 square feet.
http://www.google.com/search?q=7+acres+in+square+feet