Does the number of significant figures used depend on the system of unit used?

Explanation

To answer the question "Does the number of significant figures used depend on the system of unit used?" we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Significant Figures**:
- Significant figures are the digits in a number that contribute to its precision. This includes all non-zero digits, any zeros between significant digits, and trailing zeros in the decimal portion.

2. **Example in Centimeters**:
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