Answer:
got it right from study island
Explanation:
The concept of significant figures are mainly used by scientist and engineer to know the significance of digits in a measurement. Therefore, significant figures gives an idea about the digits that are necessary to indicate the experimental value.
Significant figures are the figures that indicate the degree of accuracy of a value. It tells about the precision of a value.
Rules for counting significant figures are:
Number between 1 to 9 is always significant
Zeroes after a number has got no significance
Zeroes before a number has got no significance
Zeroes between number has got significance
34g 2significant figures
564l 3significant figures
19.3mm 3significant figures
23.45 mg 3significant figures
101 km 3significant figures
3400 g 2 significant figures
Therefore, significant figures gives an idea about the digits that are necessary to indicate the experimental value.
To learn more about Significant figures, here:
brainly.com/question/12656148?
#SPJ2