A unit of area equal to 10,000 square meters. Equivalent to 2.471 acres Hectares to Square Centimeters formula. cm² = ha A unit of area equal to 10,000 square meters. Equivalent to 2.471 acres Hectares to Square Miles formula. mi² = ha * 0.0038610 1 hectare (ha) = 2.471 (2.5) acres 1 acre (a) = 4,046.86 square meters 1 acre = .4047 (.4) hectares. 1 square kilometer (sq km) = .3861 (.4) square miles 1 square kilometer = 100 hectares 1 square kilometer = 247.1 (250) acres 1 square mile = 2.590 (2.6) square kilometers 1 square mile = 259 (260) hectares. Volume (capacity) The basic unit of The full field, including the end zones, covers about 1.32 acres (0.53 ha). For residents of other countries, the acre might be envisioned as rather more than half of a 1.76 acres (0.71 ha) football pitch. Historical origin Farm-derived units of measurement: The rod is a historical unit of length equal to 5 + 1 ⁄ 2 yards. .

2 5 hectares to acres