What is 20km² in Square Metres?

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

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

Enter Square Kilometres to convert to Square Metres

Result
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Swap Units (m² → km²)
20km² = 20000000m²

Quick Reference for Converting Square Kilometres to Square Metres

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

Unit Information

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.

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.


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