# Measurements On A Ruler

Posted on To read a metric ruler to measure centimeters, look at the long lines on the ruler that are numbered 1-30, which are the centimeter marks. The distance between them is equal to 1 centimeter. There are smaller lines between the larger centimeter lines, which represent millimeters.
On a metric ruler, each individual line represents a millimeter (mm). The numbers on the ruler represent centimeters (cm). There are 10 millimeters for each centimeter. To read a metric ruler, each individual line represents .10 (1/10) of a centimeter, or 1 millimeter.
This is a convenient online ruler that could be calibrated to actual size, measurements in cm, mm and inch, the upper half is the millimeter ruler and centimeter .
Terminology A ruler used to be called a rule, and rulers would be rules. Today, the more commonly found term is ruler. The dictionary defines both the term rule  .
. to read a standard ruler. A non metric ruler.. Send Feedback · Measurement. A ruler is used to measure units of length, inches, feet and yards. A standard .
(or any other fractions) doesn't have to hurt. Just line up two rulers or tape measures side by side and read the answer instantly, with complete accuracy. It works .