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> Measurement Using A Metric Ruler < you are here
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Measurement Using A Metric Ruler
A metric ruler is use to measure centimeter and
millimeters.

1 centimeter (cm) = 10 millimeters (mm)

A centimeter is a unit of length in the metric system.
There are 2.54 centimeters in an inch.

A 12 inch ruler is about 30 cm long.
Example of a centimeter (cm) ruler
There are 5 cm on the ruler above. There are 10 mm
between each cm.
Examples:
The line segment above is 2 centimeter long or 20
millimeters.
The line segment above = 3 mm
The line segment above = 1cm and 1mm or 11 mm
This can also be read as 1.1 cm