Question

Four alternative answers are given for every sub question. Select the correct alternative and write the alphabet of that answer.
(1) The relation between I, r and h for a right circular cone is ...------
(A) = x2 + h2 (C) 2 = + h Ans. (B) h? = P + 12 (D) P=12 - h

please answer me ​

Answer 1

Answer:

l² = h² + r²

l is slant height

h is height

r is radius