4

3 significant figures

4 significant figures.

How many significant figures are in 20.8

Four significant figures.

there are 2 significant figures in 21000 2 & 1 are the significant figures.

there are 6 significant figures in 530405000. 5,3,0,4,0, & 5 are the significant figures.

The significant figures in 0.000042500 are: 0.0000425. So, there are 8 significant figures.

4 significant figures

There are two significant figures in 0.025.

3 significant figures.

Five significant figures.

It has five significant figures.

5 significant figures.

2 significant figures.

6 significant figures.