What is 15mi² in Square Kilometres?

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What is 15 Square Miles (15mi²) in Square Kilometres (km²)?

What is 15mi² in km²? Convert 15 Square Miles (15mi²) to Square Kilometres (km²) and show formula, brief history on the units and quick maths for the conversion.

Enter Square Miles to convert to Square Kilometres


Quick Reference for Converting Square Miles to Square Kilometres

Formula
km² = mi² x 2.59
Quick Rough Maths
To get the Square Kilometres, multiply the number of Square Miles by 2.6
Square Miles (mi²) in 1 Square Kilometre
There are 0.39 Square Miles in 1 Square Kilometre
Square Kilometres (km²) in 1 Square Mile
There are 2.59 Square Kilometres in 1 Square Mile

Unit Information

Square Mile
/skwɛːˌmʌɪl/
Symbol: mi²
Unit System: Imperial

What is the Square Mile?

The square mile is a unit of area and is an imperial unit with the symbol mi².

One square mile is equal in area to a square with edges one mile in length.

The Romans established the square mile; computed through a system of feet, paces and marches. The square mile's existence still remains in some places; for example "The Square Mile" is a term often used to describe the very centre of London in the UK (which just so happens to measure 1mi²).

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 Miles (mi²) to Square Kilometres (km²)