Q. If the volume of a cone is 462 cm³ and its radius is 7 cm, then its height is:
✅ Correct Answer: (B)
9 cm
Explanation: 462 = (1/3) × (22/7) × 49 × h = (154/3)h. Hence h = 9 cm.
Explanation by: Mr. Dubey
462 = (1/3) × (22/7) × 49 × h = (154/3)h. Hence h = 9 cm.