Units of measurement
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Calculations
Quadratkette (ch²)
Hektar (ha)
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Information
Quadratkette (ch²)
A square chain (ch²) is a British unit of area measurement equal to 404.69 m² or 1/10 acre.
Hektar (ha)
A hectare (ha) is widely used in agriculture and land registry, equal to 10,000 m² (100×100 m).