Respuesta :

well 120 is 1/3 of the square so the 9ft is 2/3 of the square so it is B
A=pir^2
Pi(9)^2
Equals 81 pi
If 81 pi is the whole circle which is 360 then what is 120
120 times 3 =369
So 81/3

Answer 27pi.

A is the answer