The image contains a problem asking to find the circumference of a circle, given the diameter $d = 1.7$ cm and using $\pi = 3.14$.

To calculate the circumference $C$ of a circle, we use the formula: $C = \pi \times d$

Plugging in the given values: $C = 3.14 \times 1.7$

Let's compute this.The circumference of the circle is $5.338$ cm.

Would you like any details on this or have any questions? Here are some related topics you might consider:

1. How would the circumference change if the diameter were doubled?
2. What is the area of a circle with the same diameter?
3. How does the value of $\pi$ impact the calculations of circumference and area?
4. Can you find the radius from the circumference? How?
5. What are some real-world applications of calculating a circle's circumference?

Tip: When calculating the circumference or area of a circle, always ensure that you use the value of $\pi$ consistent with the level of precision required for your calculations.