Mensurationhard · Past Paper
Find the volume of a sphere whose surface area is 154 cm^2.
A179.67 cm^3
B1437.33 cm^3
C539 cm^3
D308 cm^3
✓ Correct Answer: A — 179.67 cm^3
4πr^2 = 154 → r = 3.5. Volume = (4/3)*(22/7)*(3.5)^3 ≈ 179.67 cm^3.
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