Question

प्राचीन लोगों ने लंबाई कैसे मापी?​

Answer 1

Answer:

yar kitne baar answer doo prachin logo ne lambai hath se napi thi mark as brinlyst bhi de do mai answer di na apko or follow karna mat bhulna samjhe...

Answer 2

Answer:

by handspan, feet etc.

Explanation:

but these have no certain measure.

so,SI unit needed to be discovered