The thickness of a hemispherical bowl is 0.25cm. The inner radius of the bowl is 5cm. Fiind the outer curved surface area of the bowl.(Take `pi=22/7` )

A hemispherical bowl is made of brass .0.25 cm. thickness .The inner radius of the bowl is 5cm. Find the ratio of outer surface area to inner surface area.

A hemispherical bowl is made up of stone whose thickness is 5 cm. If the inner radius is 35 cm, find the total surface area of the bowl.

If the radius of a sphere is 2cm, then the curved surface area of the sphere is equal to ……. .

The radius of sphere is 3.5 cm Find its surface area and volume .

Find the volume and surface area of a sphere of radius 2.1 cm (pi = (22)/(7))

A doll is made by surmounting a cone on a hemisphere of equal radius. The radius of the hemisphere is 7cm and slant height of the cone is 11cm. Find the surface area of doll.

A right circular cylinder has base radius 14 cm and height 21 cm. Find its curved surface area.

A toy is in the shape of a cylinder surmounted by a hemisphere . The height of the toy is 25 cm . Find the total surface area of the toy is its common diameter is 12 cm .