Question

what are significant figures​

Answer 1

Answer:

Significant figures are basically the digits of number that apply substantial value for its measurement. Some rules for significant figures:

- leading zeros are insignificant;

-all non-zero numbers are significant;

-trailing zeros to the right of the decimal are significant.

Answer 2

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