Answer:
.545454545
Step-by-step explanation:
I used my calculator for it I am terribly sorry if it's wrong
Answer:
......
...............................
Answer:
f(r) = 2πr
Step-by-step explanation:
You know the formula for circumference in terms of radius is ...
C = 2πr
You are being asked to write this as a function named "f". That will be ...
f(r) = 2πr