Convert Inch (in) to Kilometer (km)
Unit Converter
What is Inch (in)?
An inch (symbol: in) is a unit of length in the British imperial and the United States customary systems of measurement. It is equal to exactly 25.4 mm.
History
The inch is derived from the Roman uncia ('twelfth'), representing one-twelfth of a foot. Various standards existed until the international yard and pound agreement of 1959 standardized it.
Current Use
Widely used in the United States, UK, and Canada for defining screen sizes, pipe diameters, and everyday measurements.
What is Kilometer (km)?
A kilometer (symbol: km) is a unit of length in the metric system, equal to one thousand meters.
History
Derived from the Greek 'chilioi' (thousand) and 'metron' (measure). It was officially adopted in France in 1795.
Current Use
The standard unit for expressing distances between geographical places on land in most of the world.
Inch (in) to Kilometer (km) Conversion Table
| Inch (in) | Kilometer (km) |
|---|---|
| 0.01 in | 0 kilometer |
| 0.1 in | 0.000003 kilometer |
| 1 in | 0.000025 kilometer |
| 2 in | 0.000051 kilometer |
| 3 in | 0.000076 kilometer |
| 4 in | 0.000102 kilometer |
| 5 in | 0.000127 kilometer |
| 10 in | 0.000254 kilometer |
| 20 in | 0.000508 kilometer |
| 50 in | 0.00127 kilometer |
| 100 in | 0.00254 kilometer |
| 1000 in | 0.0254 kilometer |