Units of measurement
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Calculations
Square meter (m²)
Hectare (ha)
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Information
Square meter (m²)
A square meter (m²) is the primary unit of area measurement in the International System of Units (SI). It is used for measuring room sizes, land plots, etc.
Hectare (ha)
A hectare (ha) is widely used in agriculture and land registry, equal to 10,000 m² (100×100 m).