Not sure what a hacter is. It could be a hectare, in which case the following answer is appropriate:
There is no sensible answer to this question. A hectare is a measure of area, with dimensions [L2]. A centimetre is a measure of length, with dimensions [L]. Basic dimensional analysis teaches that you cannot convert between measures with different dimensions without additional information.
1 in = 2.54 cm (exactly)
1 meter = 100 cm
How many A/cm is equal to 1 Gauss
Each inch is equal to 2.54 cm., so a cm. is equal to 1/2.54 inch.
1 cm = 10 mm18 cm = 180 mm
1 ha = 2.47 acre
1 centimeter is equal to 10 millimeters
1 cm is equal to 10 mm, so 6.4 cm is equal to 64 mm.
1 cm is equal to 10 mm.
1 in = 2.54 cm (exactly)
1 meter is equal to 100 centimeters.
1 cm is equal to 10 mm.
100 cm = 1 m.
1 foot is equal to 30.48 cm.
10 millimeters = 1 cm
1 meter = 100 cm
One millimeter is a tenth of a centimeter.