Answer:
38.6
Step-by-step explanation:
Answer: I am very sorry I don't know
Step-by-step explanation:
Answer:
50.5
Step-by-step explanation:
Answer:
C = 40.2124
Step-by-step explanation:
The formula for circumference is
C = 2*pi*r
where r is the radius.
Substitute what we know.
C = 2 * pi * 6.4
C = 12.8 * pi
If we use substitute pi in, we get
C = 40.2124