|≈||approximately equal to|
|digits||indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …)|
Dekameter or decameter is a common metric unit of distance. It is equal to 10 meters or 32.8084 feet. Plural name is dekameters.
The light-minute is a unit of length useful in astronomy, telecommunications and relativistic physics. It is defined as the distance that light travels in free space in oneminute, and is equal to exactly 1.798754748×1010 metres.