Chat with our AI personalities
If you are using a ruler marked only in inches then the best sub-division of an onch which approximates to 5 millimetres would be one-fifth of an inch. There are 25.4 millimetres in 1 inch.
Well it matters on the ruler
Look at a ruler and you'll find out.
because 1 foot is the size of a ruler and there are 12 inches in 1 ruler
a ruler measures 15 cm .1 cm =10 mm .THis means , 1 standard ruler measures 150 mm.