A kilometer is a measure of distance and an acre is a measure of area. These two units are incomparable.
1 acre = 0.004 square kilometers.
Answer: 1 acre = 0.004046 km²
Answer: 1 acre = 0.004046 km²
1 acre is 0.0040469 square kilometers.
1 acre is 0.004 square km
That's not a valid question. A kilometer measures length, an acre measures area. Please determine what you're trying to measure and post a new question.
One acre is 0.00404686 square km
10km
0.0040469 square km
Approx 0.004047 of them.
0.0040468 sq km
1 acre = 40.5 ares