Question

Suppose the diameter of a circle is 5 m. What is its circumference?

Answer 1

Answer:

So we can use a simple formula. We can use the circumference formula which is - :

C = pi*2*r

aka

C = pi*d

So we can plug in the formula x = 5pi = 15.7079 or 15.71

Therefore the answer is:

15.71