Mensurationeasy · Past Paper
Find the volume of a sphere whose surface area is 154 cm².
A179.67 cm³
B154 cm³
C539 cm³
D308 cm³
✓ Correct Answer: A — 179.67 cm³
4πr² = 154 => r = 3.5. Volume = (4/3) × (22/7) × (3.5)³ ≈ 179.67 cm³.
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