The square root of 640 is: ± 25.298221
8 radical 10
NO!!! As it is 80 X 8 However, 6400 is a perfect square as 80 X 80
sqrt(640) = sqrt(64*10) = sqrt(64)*sqrt(10) = 8*sqrt(10)
Cube root (640) = approx 8.6177
Answer: 640 acres = 1 square mile.
640 square feet = 71.1 square yards.
To convert acres to square miles, divide by 640 (since 1 sq mile = 640 acres): 5.88 acres / 640 = 0.0091875 square miles.
409,600 acres in 640 square miles 0.1581 acres in 640 square meters
There are 640 acres in one square mile. So, acres divided by 640 = square miles. In this case, 202,000 / 640 = about 315.6 square miles.
One square mile is equal to 640 acres of water.
640 acres in a square miles