Answer:
12 minutes
4*3
That's the answer
Answer: R= 4.91
Pi r^2= 8^2
Pi r^2= 8.7^2
Pi r^2= 75.69
r^2=24.09
R= 4.91
your answer would be 20 because you would find what both can go into.
C
Step-by-step explanation:
