In the US it's inches, but buy based on width, not length.
Focal length is measured in milimeters (mm) -----------------------------------------------------------------
Mechanical Pencils...
mm stand for milimeters. Milimeters is a measurement of length, specifically 1/1000 of a meter.
milimeters
no. it is to measure the length. meters is length-wise.
The most common measurements are milimeters,cm, m ,km .Out of these units the basic unit of measuring the length of pencil is cm.
80
NONE -millimeters are a measure of length, not volume.
Milimeters
A property that measured 1789*11789 milimeters would be too small to live in.
both are units of length. 1 cm = 10 mm
Length is measured in meters.Length is measured in meters.Length is measured in meters.Length is measured in meters.