please help me and include step by step so i can understand better

Answer:
363
Step-by-step explanation:
[tex]A = \pi r^2[/tex]
it says π is 3
so,
[tex]A = 3r^2[/tex]
r is the radius of the circle which is shown as 11
so,
[tex]A = 3*(11)^2[/tex]
Solve for A
[tex]A= 3* 121\\A= 363[/tex]