A semicircle of radius 17.5 cm is ratiatied about its diameter. Find the curved surface of so generated solid

A semi-circle of radius 17.5 cm is rotated about its diameter. Find the curved surface of so generated solid.

A semi-circle of radius 17.5 cm is rotated about its diameter. Find the curved surface of so generated solid.

A hemisphere has 28 cm diameter. Find its curved surface area

The area of the base of a conical solid is 38.5 cm^(2) and its volume is 154 cm^(3). Find the curved surface area of the solid.

A right triangle with sides 6 cm, 8 cm and 10 cm is revolved about the side 8 cm. Find the volume and the curved surface of the solid so formed.

A right triangle with sides 6 cm, 8 cm and 10 cm is revolved about the side 8 cm. Find the volume and the curved surface of the solid so formed.

Three semicircles each of diameter 3 cm, a circle of diameter 4.5 cm and a semicircle of radius 4.5 cm are drawn in the adjoining figure. Find the area of the shaded region.

A right circular with sides 6cm, 8cm and10 cm is revolved about the side 8 cm. find the volume and the curved surface area of the solid so formed.

Three semicirles each of diameter 3 cm, a circle of diameter 4.5 cm and a semicircle of radius 4.5 cm are drawn in the given figure. Find the area of the shaded region.