The square kilometre (square kilometer in American spelling; symbol: km 2) is a multiple of the square metre, the SI unit of area or surface area. In the SI unit of area (m 2 ), 1 km 2 is equal …

Square kilometre (U.S. spelling: square kilometer), symbol km², is a decimal multiple of SI unit of surface area square metre, one of the SI derived units. It is not used as regular unit of …

平方公里 （符號為 km²，英語： square kilometre）是 面積 的 公制 單位（SI Unit），其定義是「邊長為1 公里 的 正方形 的 面積」。

平方千米（Square kilometer）是面积的公制单位（SI Unit）。其定义是“边长为1千米的正方形的面积”，也是计量土地的单位，简写为km²。

Free online area converter - converts between 40 units of area, including square meter [m^2], square kilometer [km^2], square centimeter [cm^2], square millimeter [mm^2], etc. Also, …

A square kilometer is a unit of area in the Metric System. The symbol for square kilometer is km2. A square kilometer is calculated as the area of a square that has 1 kilometer on each side. …

Square kilometer is often used to say how much surface something occupies on Earth. It can, for example, be used to describe the area of a city or country. These usually take more than 1 …

平方公里即平方千米（Square kilometer）是公制面积单位。 其定义是：边长为1千米的正方形的面积，也是测量土地的单位，简写为km²。 平方千米与其它面积单位换算表

2024年7月26日 · A square kilometer is a metric unit used to measure area, specifically equivalent to the area covered by a square where each side measures exactly one kilometer in length. …

Convert square kilometers (sq km) to another unit of area such as square miles, acres, or square yards, and see the conversion formulas.