Hectare (ha)
Definition: A hectare (ha) is a metric unit of area equal to 10,000 square meters.
History: Introduced in 1795 as part of the metric system, replacing traditional agricultural land measurements.
Current Use: Widely used in agriculture, forestry, and real estate for large land measurements.
Acre (ac)
Definition: An acre is an imperial unit of area equal to 4,047 square meters or 0.4047 hectares.
History: Historically, an acre represented the area a team of oxen could plow in a day. It was formalized over centuries.
Current Use: Still widely used in the US and UK for real estate, agriculture, and land ownership.
Quick Conversion Table Hectare (ha) to Acre (ac)
1 Hectare (ha) equal to 2.4710538 Acre (ac)
5 Hectare (ha) equal to 12.3552691 Acre (ac)
10 Hectare (ha) equal to 24.7105381 Acre (ac)
20 Hectare (ha) equal to 49.4210763 Acre (ac)
30 Hectare (ha) equal to 74.1316144 Acre (ac)
50 Hectare (ha) equal to 123.5526907 Acre (ac)
75 Hectare (ha) equal to 185.3290361 Acre (ac)
100 Hectare (ha) equal to 247.1053815 Acre (ac)