Mathematics for IGCSE & O level - Mensuration (Section 10 - No. 38)
A cylinder has diameter 9cm and height 8cm. Calculate its volume.
508.7 cm³
478.2 cm³
600 cm³
400 cm³
Explication
Radius = Diameter/2 = 9/2 = 4.5cm. Volume = πr²h = π * 4.5² * 8 = 508.7 cm³