Question

What is the circumference of a circle with radius 3 cm to the nearest hundredth

Answer 1

18.84

Explanation:

Radius is 3 so you get diameter 6 circumference is diameter times pi/3.14. 6x3.14=18.84

Answer 2

see below

Explanation:

The circumference of a circle is given by

C = 2*pi*r

C = 2* pi *3

C = 6 pi

The value depends on whether you use 3.14 for pi or the pi button

3.14 = 18.84

pi button 18.85