Question

The curved surface area of the right circular cone of height is 15 cm and base radius 8cm is

Answer 1

Answer:

The formula of curved surface area of a right circular cone =π×r×l

⇒l=

(h

2

+r

2

)

⇒l=

8

2

+15

2

)

⇒l=17 cm

Now substitute the value in above equation. we have

Curved surface area =π×8×17

⇒136π cm

2