Question

explain the methods to measure length?​

Answer 1

ANSWER.

The standard instruments used nowadays to measure a length are – ruler, meter scale, measuring tape, vernier caliper, and screw gauge. However, ancient people used instruments like – hand span, foot, arm length, ropes, sticks, etc. to measure length

Explanation:

VERY IMPORTANT:

The ruler the simplest kind of length measurement tool: lengths are defined by printed marks or engravings on a stick. The meter was initially defined using a ruler before more accurate methods became available. Gauge blocks are a common method for precise measurement or calibration of measurement tools