Q. The curved surface area of a cone is 308 cm². If the radius is 7 cm and π=22/7, the slant height is:

  • (A) 12 cm
  • (B) 14 cm
  • (C) 16 cm
  • (D) 18 cm
✅ Correct Answer: (B) 14 cm
Explanation: 308=(22/7)×7×l=22l ⇒ l=14 cm.

Published by Krishna Sharma ⭐ 48.52K Points at 15-Jul-2026 07:13 am in Math

Explanation by: Krishna Sharma
308=(22/7)×7×l=22l ⇒ l=14 cm.

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