Answer:
please see photo for details
Answer:
I think its D but I'm not sure. I think you're right.
Step-by-step explanation:
Answer: 18
Step-by-step explanation: The formula for circumference is 2piR. Since 2piR = 36pi, you can cancel out the pi's which makes it 2r = 36. Divide by 2 on both sides and you get r = 18.
Answer:
the 1 st one
Step-by-step explanation: