Mensurationmedium · Past Paper
A cylinder has a volume of 1540 cm^3 and height 10 cm. Find its radius.
A7 cm
B14 cm
C3.5 cm
D10 cm
✓ Correct Answer: A — 7 cm
1540 = (22/7)*r^2*10 → 154 = (22/7)r^2 → r^2 = 49 → r = 7 cm.
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