Respuesta :

Volume of a sphere = (4/3)πr³                    π ≈ 3.14,  r = 9

Volume, V = (4/3)πr³ 

V ≈ (4/3)*3.14*9³

V ≈ (4/3)*3.14*9*9*9              Use calculator

V ≈ 3052.08

Option A.

Hope this helps.