The square root of 640 is: ± 25.298221
25.3 (rounded)
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
640 square feet = 71.1 square yards.
Answer: 640 acres = 1 square mile.
409,600 acres in 640 square miles 0.1581 acres in 640 square meters
Since there are 640 acres in one square mile, divide acres by 640 to get square miles. In this case: 5.88/640 = 0.0091875 square miles.
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.
640 acres in a square miles
There are 640 acres in 1 square mile.