Question

what are significant figures??​

Answer 1

Answer:

The term significant figures refers to the number of important single digits (0 through 9 inclusive) in the coefficient of an expression in scientific notation . The number of significant figures in an expression indicates the confidence or precision with which an engineer or scientist states a quantity.

Explanation:

Answer 2

Answer:

each of the digits of a number that are used to express it to required degree of accuracy starting from the first non zero digit