Are (a)
Are (symbol a, IPA: /ɛə(r) or ɑə(r)/) is a unit of area, equal to 100 square metres (10 m × 10 m), used for measuring land area. It was defined by older forms of the metric system, but is now outside of the modern International System (SI).
Metric
- Square kilometre (km²)1×10⁻⁴
- Hectare (ha)0.01
- Are (a)1
- Square metre (m²)100
- Square decimetre (dm²)10,000
- Square centimetre (cm²)1,000,000
- Square millimetre (mm²)100,000,000
- Square micrometre (µm²)1×10¹⁴
- Square nanometre (nm²)1×10²⁰
British/American
- Township1.07×10⁻⁶
- Square mile3.86×10⁻⁵
- Homestead1.54×10⁻⁴
- Acre0.02
- Rood0.1
- Square rod3.95
- Square10.76
- Square yard (yr²)119.6
- Square foot (ft²)1,076.39
- Square inch (in²)155,000.3
Other
- Metric dunam0.1
- Cypriot dunam0.07
- Iraqi dunam0.04
- Football pitch0.01
Brazilian
- Alqueire paulista4.13×10⁻³
- Alqueire mineiro2.07×10⁻³
- Alqueire baiano1.03×10⁻³
- Alqueire do norte3.68×10⁻³