Question

Prove of csa formula of cone

Answer 1

Answer:

Step-by-step explanation:

The surface area of a cone is equal to the curved surface area plus the area of the base: π r 2 + π L r , \pi r^2 + \pi L r, πr2+πLr, where r denotes the radius of the base of the cone, and L denotes the slant height of the cone.

Answer 2

Answer:

pie r l is the formula os csa