A rectangular sheet of paper `44 cm xx 18 `cm is rolled along the length to form a cylinder. Assuming that the cylinder is solid (Completely filled), find its radius and the total surface area.

A Rectangular piece of paper 11 cm x× 4 cm is folded without overlapping to make a cylinder of height 4 cm. Find the volume of the cylinder.

The diameter of a solid hemisphere is 7 cm. Find its total surface area.

A wooden article was made by scooping out a hemisphere from each end of a solid cylinder. As shown in the given figure. If the height of the cylinder is 10 cm, and its base is of radius 3.5 cm find the total surface area of the article.

A Rectangular paper of width 14 cm is folded along its width and a cylinder of radius 20 cm is formed. Find the volume of the cylinder (Take pi =(22)/(7))

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

The volume of a cylinder is 308 cm ^(3) . Its heights is 8cm . Find its lateral surface area and total surface area.

Mayank made new a bird-bath for his garden in the shape of a cylinder with a hemispherical depression at one end [ see the given figure]. The height of the cylinder is 1.45 m and its radius is 30 cm. Find the total surface area of the bird- bath. (Take pi=(22)/(7))

The radius of a sphere is 7 cm. Find its surface area.

If the surface area of a sphere is 154 cm ^(2) , find its radius