Question

A cone of maximum size is carved out from a hemisphere of radius 10 cm. what is the slant height and find the curved surface area of cone ​

Answer 1

ANSWER

Clearly,

Radius of the base of cone = Radius of the hemisphere =r

Height of cone = Radius of the hemisphere

Volume of the cone

3

1

π×(r)

2

×r=

3

1

π×(r)

3