Question

How many numbers of sagnificant figures are 0.007m2

Answer 1

Answer:

the answer is 1

explanation:the rules for calculating significant figures are listed below

1)all non zero digits are significant .example:110=2 significant figures

2)zeroes between two non zero digits are significant. example:101=3 significant figure

3)zeroes at the right of the decimal point and right of the first non zero digit is significant example:0.10=2 significant figures

4)zeroes at the right of the decimalpoint and left of the first non zero digit is not significant example:0.01=1 significant figures

5)trailing zeroes are not significant. example:0.0000001=1 significant figures