Question

Mark the correct alternative in each of the following:
The number of surfaces of a cone has, is

(a) 1

(b) 2

(c) 3

(d) 4

Answer 1

The surfaces or faces that a cone has are :

(1) Base

(2) Slanted Surface

So, the number of surfaces that a cone has is 2.

Hence the correct choice is (b).