The square kilometre (square kilometer in American spelling; symbol: km2) 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 to 1M (m 2). 1 km 2 is equal to: It is also approximately equal to: Conversely:

A square kilometer (British English spelling square kilometre, in short km²) is a unit of measurement of area. It is based on the SI unit meter. A square that has a side length of 1 kilometer (1000 meters) has an area of one square kilometer.

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。 “平方千米”是比“ 公顷 ”还大的 面积单位，计算较大的 土地面积 一般用“平方千米”做单位。 例如，我国国土的陆地面积大约是960万平方千米。 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。

2024年7月8日 · “km2”是平方公里的单位。 “km2”中的“km”是一个长度单位的代表符号，即千米。而“2”则代表平方，因此，“km2”表示的就是平方公里。这是一个面积单位，通常用于描述地域面积的大小。

Illustrated definition of Square Kilometer: The area equal to a square that is 1 kilometer on each side. Used for measuring large areas. The symbol is...

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 measurement in the US. Type the number of Square kilometre (km²) you want to convert in the text box, to see the results in the table.

2024年7月26日 · What does km2 mean in measurement? “km²” stands for square kilometer, a unit of area measurement in the metric system. It represents the area of a square with each side measuring one kilometer.

2024年7月24日 · 单位定义：km2指的是平方公里，是一种面积单位。 在这里，“km”代表公里，即千米，是长度单位；“2”表示平方，即该单位是基于长度的二次方计算。

A square kilometer (km2) is a unit of measurement of area. 1 square kilometer is equal to the area of a square with sides that measure 1 kilometer. A square area is a measurement made up of two lengths. Square units of area, such as square kilometers, are a result of multiplying two lengths.

2019年11月12日 · Km2 is a measure of area, while Km-2 (or Km-2) is a measure of density (specifically, 'per' square km'). The '-' in the exponent means the Km 2 unit should be in the denominator (ie, divided by) Eg.