Respuesta :

Answer:

B

Step-by-step explanation:

The equation for the area of a circle is  (pi)r^2

(pi)r^2 = 153.86

3.14(r^2) = 153.86

r^2 = 49

then sqaure root 49

r = 7

r= radius

the diameter would be 7x2 which equals 14