Question

What do you meant by significant figure​

Answer 1

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• Significant figures are the number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value. 

• We start counting significant figures at the first non-zero digit. Calculate the number of significant figures for an assortment of numbers.

Answer 2

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In short...

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...

In Long...

The significant figures of a number written in positional notation are digits that carry meaningful contributions to its measurement resolution.

This includes all digits except: All leading zeroes.

Hope it helps you...

Thanks...