Question

A circle has a radius of 4 inches. What is

the circumference?
A.25.12 inches
B.12.56 inches

Answer 1

4 x 3.14 x 2 = 25.12 inches

Explanation:

Formula of circumference:

3.14(pi) x 2(the number is just always there when finding circumference) x radius(half of your diameter or just your given radius).