What measure of units would you use to measure the thickness of a phone book
i think it is mm
9cmvmd
You would use millimeters (mm) to measure the thickness of a house key, as it is a small unit appropriate for measuring such dimensions.
Mm
Millimeters or centimeters.
Millimetre for length, micrometre for thickness
You would typically use millimeters (mm) to measure the thickness of a coin. This unit is commonly used for measuring small distances or thicknesses.
The commonest convenient unit is the millimetre (mm), and they are around 1.2 mm thick.
The unit of measurement to measure the thickness of a DVD is typically expressed in millimeters.
Millimeters.
cenemeters
The thickness of a string is typically measured in millimeters (mm) or gauge.