show me 21 mm on ruler
a ruler measures 15 cm .1 cm =10 mm .THis means , 1 standard ruler measures 150 mm.
a ruler, its one and a half cm
151 mm on a ruler is just over 15 centimeters, as there are 10 millimeters in a centimeter. To locate it, find the 15 cm mark, then move slightly past it to the 1 mm mark after that. If your ruler has millimeter markings, you can count 151 divisions from the zero mark.
A metre ruler is a ruler that measures mm, cm, up to a metre.
94 mm on a ruler is between 90 mm and 95 mm. On a typical ruler containing both mm and inches scales, where the scales are reversed with respect to each other, 94 mm is opposite 8 5/16 inches.
A small ruler is normally 150 mm. Many engineers use these.
I'm unable to show images directly, but you can easily find a millimeter ruler by searching online or checking in any stationery store. A typical mm ruler has markings at each millimeter, usually with longer lines indicating centimeters. If you need a visual reference, many educational websites also provide images and diagrams of rulers.
To measure the mm of an item you would need to use a metric ruler. The metric ruler has cm and mm on it.
It is 5 mm. A ruler is used for the purpose of determining sizes from 1 mm to approx 300 mm,=.
20 mm should still be 20 mm!
With considerable difficulty! With a 30 cm ruler you can easily ascertain that the length is between 2 and 3 ruler-lengths: 600 mm and 900 mm. Maybe you can judge that the the remainder, after 600 mm is less than half of the 30 cm ruler. So that tells you that it is between 600 mm and 750 mm.