Question

curved surface area of an ice-creambcone of slant height 12 cm is 113.04cm2.fimd the base radius of the cone

Answer 1

πrl= 113.04
Radius = 2.99 cm

Answer 2

curved surface area=pi*r*l=113.04cm^2
l=12cm
pi=3.14
3.14*12*r=113.04
37.68*r=113.04
r=113.04/37.68
r=3cm
Hence radius =3cm