Area units calculator & converter tool
Acre Conversions Table
Equivalent of 7 Acre: |
28328.038688007 m2 (Square meter) |
283280386.88007 cm2 (Square centimeter) |
2832803.8688007 dm2 (Square decimeter) |
28328038688.007 mm2 (Square milimeter) |
0.028328038688007 km2 (Square Kilometer) |
2.8328038688007 Hectare |
283.28038688007 Are |
28.328038688007 Decare |
28328.038688007 Centiare |
8.2860929564355 Arpent |
28328038.688007 Barn |
304920.17563384 Square feet |
1120.0028328039 Square perche |
0.01093745573744 Square mil |
33880.05099047 Square yard |
43908591.057137 Square inch |
0.00030395985512232 Canton |
0.043738491734283 Homestead |
27.999433439226 Rood |
Acre / Centiare Units Definition
Acre
The acre (/ˈeɪkər/ AY-kər) is a unit of land area used in the British imperial and the United States customary systems. It is traditionally defined as the area of one chain by one furlong (66 by 660 feet), which is exactly equal to 10 square chains, 1⁄640 of a square mile, 4,840 square yards, or 43,560 square feet, and approximately 4,047 m2, or about 40% of a hectare. Based upon the international yard and pound agreement of 1959, an acre may be declared as exactly 4,046.8564224 square metres. The acre is sometimes abbreviated ac but is usually spelled out as the word "acre".
Centiare
The centiare is a unit of area used in the metric system, synonymous with square meter (m2). The abbreviation for centiare is ca. The abbreviation for centiare is ca. The centiare measurement is used almost exclusively for land measurements and is mainly used in countries where Dutch, French, German, Polish or Portuguese are spoken.