Verified Answer :

Volume of a cylinder = \(\pi r^{2} h\)
r = \(\frac{D}{2}\)
  = \(\frac{8.4cm}{2}\)
  = 4.2cm

h = 14.5cm
\(\pi\) = 3.14

V= (3.14) (\((4.2cm)^{2}\))  14.5cm
  = 803.1 \(cm^{3}\)