Square kilometre
From open-encyclopedia.com - the free encyclopedia.
Square kilometre (symbol km²) is an SI unit of surface area. It is one of the SI derived units.
1 km² is equal to:
- the area of a square measuring 1 kilometre on each side
- 1 000 000 m²
- 100 hectares
- 0.386 102 square miles (statute)
- 247.105 381 acres
Conversely:
- 1 m² = 0.000 001 km²
- 1 hectare = 0.01 km²
- 1 square mile = 2.589 988 km²
- 1 acre = 0.004 047 km²
The 1 E6 m² orders of magnitude page gives comparisons with geographic areas.
hectare << square kilometre << square megametre
See also
External links
- Conversion of English and American area units to metric units
- Conversion calculator for units of area (Cleave Books)
af:Vierkante kilometer ca:Quilòmetre quadrat da:Kvadratkilometer de:Quadratkilometer es:Kilómetro cuadrado eo:kvadrata kilometro fi:Neliökilometri fr:Kilomètre carré hr:Četvorni kilometar he:קילומטר רבוע hu:Négyzetkilométer ja:平方キロメートル lb:Km² nl:Vierkante kilometer sl:kvadratni kilometer sv:Kvadratkilometer tt:Quadrat kilometer zh:平方公里
