All the options are incorrect, if you're talking about circle! which is most common
C = 2πr..... It is the relation for Circle's if you're considering something else, then, please mention!
Answer: The answer for f= 3.1
Answer:
12v + 62
Step-by-step explanation:
distribute the 6 to 6, 6, and 2v.
36 + 36 + 12v=
12v + 72