Question

The diameter of the circle is 9 feet. What is the circumference of the Circle?​

Answer 1

(ABOUT) 28.27433

Explanation:

C = 2πr or dπ (because 2*r = d)

For this case:

C = dπ

C = 9π

C = 28.27433

You can round if you want to (like 28.3 or 29.27).