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the basic unit of length in SI system is the​

Sagot :

Answer:

METER

Its seven basic units, from which other units are derived, were defined as follows: for length, the metre, defined as the distance traveled by light

METER

Step-by-step explanation:

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 Δvcs.

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