Mensurationhard · Past Paper
The CSA of a cylinder is 264 m² and its volume is 924 m³. Find the radius.
A3 m
B7 m
C14 m
D21 m
✓ Correct Answer: B — 7 m
Vol / CSA = (πr²h) / (2πrh) = r/2. So 924/264 = r/2 => 3.5 = r/2 => r = 7 m.
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