[" 15.Show that the surface area of a sphere is the same "],[" cylinder that iust encloses the sphere."]

Volume and surface area of sphere

Surface area of Sphere and Hemisphere

Show that the surface area of a sphere is the same as that of the lateral surface of a right circular cylinder that just encloses the sphere.

Show that the surface area of a sphere is the same as that of the lateral surface of a right circular cylinder that just encloses the sphere.

Show that the surface area of a sphere is the same as that of the lateral surface of a right circular cylinder that just encloses the sphere.

A sphere just fits in a cylindrical vessel and the height of the cylindrical vessel is the same as the height of the spere . Show that the curved surface area of the cylinder is the same as the curved surface area of the sphere .

A sphere just fits in a cylindrical vessel and the height of the cylindrical vessel is the same as the height of the spere . Show that the curved surface area of the cylinder is the same as the curved surface area of the sphere .

Prove that the surface area of the sphere is assume as that of the lateral surface of a right circular cylinder, which just encloses the sphere.

The ratio of the surface area of a sphere and the curved surface area of the cylinder circumscribing the sphere is

A right circular cylinder just enclose a sphere of radius r units. Calculate (i) the surface area of the sphere (ii) the curved surface area of the cylinder (iii) the ratio of the areas obtained in (i) and (ii).