Q. If the slant height and radius of a cone are equal, then its height is:
✅ Correct Answer: (A)
0
Explanation: l² = r² + h². If l = r, then h = 0, which is a degenerate cone.
Explanation by: Mr. Dubey
l² = r² + h². If l = r, then h = 0, which is a degenerate cone.