Hectare to Square Yard Conversion

Definition: A hectare (symbol: ha) is a metric unit of area equal to 10,000 square meters (100m × 100m) or approximately 2.471 acres. It is the most commonly used unit for measuring land area in the metric system.

History: Introduced in 1795 as part of the original metric system in France, using the Greek 'hecto-' (hundred) prefix with the are (100 square meters). The hectare became 100 ares, providing a practical unit for land measurement.

Current use: The standard unit for agricultural land, forestry, and urban planning in metric countries. Used worldwide in official land records except in the United States. Common in environmental science and land management.