You use a ruler that is marked with millimetres. Alternatively, you can use a ruler that is marked with inches and then multiply by 25.4 to get the result in millimetres, or use a ruler marked with centimetres and multiply by 10.
In the same way that you would use any other ruler except that you use the centimetre scale.
To use a ruler, place the 0 mark at one end of the object you want to measure. Then, read the measurement at the opposite end where it aligns with the ruler markings. Make sure to use the correct units (inches, centimeters, etc.) as indicated on the ruler.
measuring scale, tape, or ruler is used.
A ruler shows set measurements, either in inches or millimeters. You can draw a straight line using the edge of a ruler. Use a ruler to measure the size of a piece of typing paper.
with a ruler
No
Horizontal Ruler
Ruler
It depends on what you are measuring, use a ruler and go to the in. side if a ruler is too small, use a yardstick
use a ruler
to measure