Round 3.14159265359 to three significant figures. [Note: Do NOT use scientific notation to express your answer.]

To round the number \(3.14159265359\) to three significant figures, we follow these steps:

1. **Identify the first three significant figures**:
   - The first three significant figures in \(3.14159265359\) are \(3.14\).

2. **Look at the next digit (fourth significant figure) to determine rounding**:
   - The next digit after \(3.14\) is \(1\).

3. **Apply rounding rules**:
   - Since the digit after \(3.14\) is \(1\) (which is less than 5), we do not round up. Therefore, we keep the third significant figure as it is.

So, \(3.14159265359\) rounded to three significant figures is **3.14**.

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Would you like more details or have any questions? 

Here are five related questions for further exploration:
1. How do you round to a specific number of decimal places?
2. What are significant figures and how do they differ from decimal places?
3. How would you round \(0.004567\) to two significant figures?
4. Why is it important to understand rounding rules in mathematics?
5. How does rounding affect precision in scientific calculations?

**Tip:** Always double-check which digit is crucial when rounding to ensure accuracy!

Learn how to round the number 3.14159265359 to three significant figures with a clear step-by-step explanation. This problem covers key concepts in rounding and significant figures, making it suitable for students in Grades 5-7.

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