C is the answer for this question (2/10)
Answer:
18.84
Step-by-step explanation:
The formula for circumference is 2(pi)r, I think. The radius is 3. 3 times 2 is 6. 6 times 3.14 is around 18, I think.
Some things you can do is put them in decimals but the answer is 0.45
