Answer:
The number of significant figures in 3.1205 are 5.
Significant figures
The significant figures of a given number are those significant or important digits, which convey the meaning according to its accuracy. hey are also termed as significant digits.
- All non-zero digits are significant. 189625 contains six significant digits.
- All zeros that occur between any two non-zero digits are significant. For example, 209.0028 contains seven significant digits.
- All zeros that are on the right of a decimal point and also to the left of a non-zero digit is never significant. For example, 0.00638 contained three significant digits.
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