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.
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.
Quick Conversion Table Acre (ac) to Hectare (ha)
1 Acre (ac) equal to 0.404685642 Hectare (ha)
5 Acre (ac) equal to 2.0234282 Hectare (ha)
10 Acre (ac) equal to 4.0468564 Hectare (ha)
20 Acre (ac) equal to 8.0937128 Hectare (ha)
30 Acre (ac) equal to 12.1405693 Hectare (ha)
50 Acre (ac) equal to 20.2342821 Hectare (ha)
75 Acre (ac) equal to 30.3514232 Hectare (ha)
100 Acre (ac) equal to 40.4685642 Hectare (ha)