As expressed, three.
No, just one.
The quantity of 400 m has one significant figure unless specified otherwise. If it is written as 400. or in scientific notation (e.g., 4.00 × 10²), it would indicate three significant figures. Without additional notation, the trailing zeros in 400 are not considered significant. Therefore, it is typically interpreted as having one significant figure.
2300.m has four significant figures.
1
3
0.004 has 1 significant figure.
12300 m
The is one significant figure.
No, just one.
The quantity of 400 m has one significant figure unless specified otherwise. If it is written as 400. or in scientific notation (e.g., 4.00 × 10²), it would indicate three significant figures. Without additional notation, the trailing zeros in 400 are not considered significant. Therefore, it is typically interpreted as having one significant figure.
2300.m has four significant figures.
2 significant figures.
Six significant figures.
There are three significant figures in 4.00
1
3
3 of them.