Question

. A right circular cone has radius 3 cm and height 4 cm. Find the lateral surface area.

Answer 1

Answer: 15.71

Step-by-step explanation: The the lateral surface area of a right circular cone with radius and height is given as

$A_{L} = \pi rl$$\sqrt{h^{2}+ r^{2} }$

Substituting the value of r and h

the value gives 15.71