Area units calculator & converter tool
Acre Conversions Table
Equivalent of 3 Acre: |
12140.588009146 m2 (Square meter) |
121405880.09146 cm2 (Square centimeter) |
1214058.8009146 dm2 (Square decimeter) |
12140588009.146 mm2 (Square milimeter) |
0.012140588009146 km2 (Square Kilometer) |
1.2140588009146 Hectare |
121.40588009146 Are |
12.140588009146 Decare |
12140.588009146 Centiare |
3.5511826956152 Arpent |
12140588.009146 Barn |
130680.07527165 Square feet |
480.0012140588 Square perche |
0.0046874810303312 Square mil |
14520.021853058 Square yard |
18817967.595916 Square inch |
0.00013026850933814 Canton |
0.018745067886121 Homestead |
11.99975718824 Rood |
Acre / Pouce2 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".
Square inch
A square inch (plural: square inches) is a unit of area, equal to the area of a square with sides of one inch.historic engineering drawings (number with a square & a double apostrophe, both as an exponent).The square inch is a common unit of measurement in the United States and the United Kingdom. A common unit of pressure, pound per square inch (psi) is derived from this unit of area.