Answer:
128π ft³ ; 401.92 ft³
Step-by-step explanation:
The volume of the cylinder Given above :
Volume of cylinder, V = πr²h
r =Radius = 4 ; h = 8 ft
V = π * 4² * 8
V = 16 * 8 * π
V = 128π ft³
Using π = 3.14
V = 128 * 3.14 = 401.92 ft³