Question

S1 unit of lenth is _______and its symbol is ____
please answer.....​

Answer 1

Answer:

meter

The meter, symbol m, is the SI unit of length. It is defined by taking the fixed numerical value of the speed of light in vacuum c to be 299 792 458 when expressed in the unit m s-1, where the second is defined in terms of ΔνCs. The kilogram, symbol kg, is the SI unit of mass.

Answer 2

SI unit of length is meter and it's symbol is m .