The base unit to measure distance is the

**metre**.The units to measure distance are units to measure lines, meaning a one-dimensional geometric object.

### Properties

- 1 metre is equal to 10 decimetres and we write: 1 m = 10 dm.
- 1 metre is equal to 100 centimetres and we write: 1 m = 100 cm.
- 1 metre is equal to 1000 millimetres and we write: 1 m = 1000 mm
- 1 kilometre is equal to 1000 metres and we write: 1 km = 1000 m
- 1 kilometre is equal to 10 hectometres and we write: 1 km = 10 hm