A cylinder has base diameter = 8 cm and height = half of radius. Find its volume?
- 32π cm³
- 64π cm³
- 128π cm³
- None of these
Explanation
Diameter = 8 cm → radius r = 8 ÷ 2 = 4 cm
Height = half of radius → h = 4 ÷ 2 = 2 cm
Volume = πr²h = π × 4² × 2 = π × 16 × 2 = 32π cm³
Last verified on 21-06-2026
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