Enter the value in square millimeters to get the conversion into hectares:
The square millimeter is a submultiple of the square meter. It is often used to measure quite small areas like a power cable section. The hectare is another name for the square hectometer, that is a square of 100 meters side. This unit is often used to refer to measurements of fields or land surfaces.

Other available unit conversions of areas

Convert square millimeters into barns - mm2 into b Conversion of square millimeters into square meters - mm2 into m2 Convert square millimeters into square decimeters - mm2 into dm2 Conversion of square millimeters into square centimeters - mm2 into cm2 Conversion of square decameters into hectares - dam2 into ha Convert square hectometers into hectares - hm2 into ha Conversion of square kilometers into hectares - km2 into ha Convert square yards into hectares - sq-yd into ha Conversion of square feet into hectares - sq-ft into ha
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