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The kilometer (SI symbol: km) or kilometre (British spelling) is a unit of length in the metric system, equal to 1000 meters (kilo- being the SI prefix for 1000). It is ..more definition+
The meter (abbreviation = m, symbol = m), or metre (British spelling) is the fundamental unit of length in the metric system. The meter, equal to 100 centimeters or approxi ..more definition+
In relation to the base unit of [length] => (meters), 1 Kilometers (km) is equal to 1000 meters, while 1 Meters (m) = 1 meters.| 40 Kilometers | to common length units |
|---|---|
| 40 km | = 40000 meters (m) |
| 40 km | = 40 kilometers (km) |
| 40 km | = 4000000 centimeters (cm) |
| 40 km | = 131233.59580052 feet (ft) |
| 40 km | = 1574803.1496063 inches (in) |
| 40 km | = 43744.531933508 yards (yd) |
| 40 km | = 24.854847689493 miles (mi) |
| 40 km | = 4.227882887644E-12 light years (ly) |
| 40 km | = 151181121.40865 pixels (PX) |
| 40 km | = 2.5E+39 planck length (pl) |