Question

Find the volume please

Answer 1

586.4 in

Explanation:

i) V1 = πr²h

= π x 4² x 9

= 452.4

ii) V2 = 2/3 x π x r³

= 2/3 x π x 4³

= 134

iii) V = V1 + V2

V = 452.4 + 134

= 586.4