What is 20m² in Square Kilometres?

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What is 20 Square Metres (20m²) in Square Kilometres (km²)?

What is 20m² in km²? Convert 20 Square Metres (20m²) to Square Kilometres (km²) and show formula, brief history on the units and quick maths for the conversion.

Enter Square Metres to convert to Square Kilometres


Quick Reference for Converting Square Metres to Square Kilometres

Formula
km² = m² / 1000000
Quick Rough Maths
To get the Square Kilometres, divide the number of Square Metres by 1000 thousand
Square Metres (m²) in 1 Square Kilometre
There are 1000000 Square Metres in 1 Square Kilometre
Square Kilometres (km²) in 1 Square Metre
There are 0 Square Kilometres in 1 Square Metre

Unit Information

Square Metre
/skwɛːˌˈmiːtə/
Symbol:
Unit System: SI

What is the Square Metre?

The square metre is a unit of area and is an SI derived unit with the symbol m².

It was introduced in 1954 when the International System of Units was established and was derived directly from one of the original 6 base units - the metre (m).

It can be prefixed with any of the SI symbols that multiply it up or down such as km² (square kilometre) or µm2 (square micrometre). It is the most commonly used unit of area and is recognised all over the world.

Square Kilometre
/skwɛːˌˈkɪləˌmiːtə,kɪˈlɒmɪtə/
Symbol: km²
Unit System: SI

What is the Square Kilometre?

The square kilometre is a unit of area and is a multiple of the square metre; an SI derived unit. It has the symbol km².

A square kilometre is equal to the area of a square with edges 1km long. There are 1,000,000 square metres in a square kilometre.

Square kilometres are often used to describe expansive areas of land due to the large unit size.


Conversion Tables for Square Metres (m²) to Square Kilometres (km²)