Answer:
the radius of 2 (diameter = 4)
Step-by-step explanation:
how you solve:
c= n (pie) x d (diameter= 4)
c= 3.14 (as pie) x 4
c= 12. 56
to find the radius:
12.56/3.14= 4
4/2= 2
Since the radius if half the diameter the radius would be 2. Hope this helps:)
