Volume tabung adalah pake cara yah?

D = 42 cm
r = D/2 = 42/2 = 21 cm
t = 8 cm

Volume = π.r².t
V = 22/7 x 21 x 21 x 8
V = 22 x 3 x 21 x 8
V = 66 x 168
V = 11.088 cm³

V.tabung: πr²t
22/7.21.21.8
22.3.21.8
=11088cm²