The basic measurement unit is a metre.
The root word for length in the metric system is "meter."
The basic unit of length in the metric system is the meter.
In the metric system, lengths are calculated in meters.In the metric system, lengths are calculated in meters.In the metric system, lengths are calculated in meters.In the metric system, lengths are calculated in meters.
The standard unit of measure for length in the metric system is the meter.
The basic unit in the metric system for length is the meter.
Meters in the metric system is equal to the unit of length.
length is measured in metres.
Length is measured in meters in the metric system.
The meter.
Metre is the SI, or metric, base unit of length.
The unit of length in the metric system is the meter (m); many derivatives are also used: kilometer, centimeter, micrometer, nanometer, etc.
Millimetres (UK spelling) is a measurement of length used by the metric system.