None.
A millimetre is a measure of distance whereas a hectare is a measure of area. The two measure different things and it makes no sense to try to convert from one to the other.
1 hectare = 10,000 square meters.
None. A kilometre is a measure of distance whereas a hectare is a measure of area. The two measure different things and it makes no sense to try to convert from one to the other.
1 hectare = 107639.10416709722 sq ft.
1 hectare = 0.01 km2
1 hectare = 2.4710538147 acres