Question

why is the standard unit of measurement of length required​

Answer 1

Answer:

A unit of measurement which has a fixed value which does not change from person to person or place to place, is called a standard unit of length. It is necessary to have standard units of measurements for the sake of uniformity in measurements.

Answer 2

Explanation:

we we know that standard unit of length is metre. which which is written in short as M. a metre length is divided into 100 equal parts. each each part is named as centimeter and and written in short as cm