Respuesta :

gmany

Answer:

b. 69.08

Step-by-step explanation:

The formula of a circumference of a circle:

[tex]C=2\pi r[/tex]

r - radius

We have r = 11. Substitute:

[tex]C=2\pi(11)=22\pi[/tex]

[tex]\pi\approx3.14\to C\approx(22)(3.14)=69.08[/tex]

The answer is B.

Hope this helps :)