inches, centimeters, millimeters, kilometers, meters, yards, miles, and feet
A metre.
Inches
cm
The ISO length unit to use would be the cementer.
I would use feet
You would use meters.
always the meter to measure length. This is an SI (international) unit of measurment, and is the standard international unit of measurment for length.
a cm
miles or kilomiters
Kilometers are a unit of length, used to measure distance.
inch
A metres, for an approximate measure, a centimetre for a more accurate measure.