Answer:
I need this tooo, did u find it??
Step-by-step explanation:
To find the formula to find radius, solve for r using the formula for circumference.
to solve:
1. divide each side by 2

2. you get
r = c/2
Answer:
the awnser should have is. b
It goes zero positive negative. that is from left to right
Answer:
3/2 mph
Step-by-step explanation:
= 
cross-multiply: 8r = 12
r = 12/8 or 1.5 mph