If the height and slant height of a cone are 21cm and 28cm respectively. Find its volume.

The height and slant height of a cone are 12 cm and 13 cm respectively. Find its volume.

The height and the slant height of a cone are 21 cm and 28 cm respectively. Find the volume of the cone

The base radius and slant height of a cone are 8 cm and 2 sqrt(13)cm respectively. Find the volume of the cone.

The radius of the base and the height of a right circular cone are 7 cm and 24 cm respectively. Find the volume and the total surface area of the cone.

The internal and external diameters of a hollow hemispherical vessel are 21 cm and 28 cm respectively. Find : volume of material of the vessel.

A bucket is in the form of a frustum of a cone and holds 28.490 litres of water. The radii of the top and bottom are 28 cm and 21 cm respectively. Find the height of the bucket.

A bucket is in the form of a frustum of a cone and holds 28.490 litres of water. The radii of the top and bottom are 28 cm and 21 cm respectively. Find the height of the bucket. (a) 15 cm (b) 20 cm (c) 25 cm (d) 30 cm

A rocket is in the form of a right circular cylinder closed at the lower end and surmounted by a cone with the same radius as that of the cylinder. The diamter and height of the cylinder are 6 cm and 12 cm , respectively. If the slant height of the conical portion is 5 cm, the find the total surface area and volume of the rocket. ( use pi = 3.14 ).

The height of a cone is 7 cm and its radius of base is 3 cm. Find its volume.

The radii of the bases of a right circular cylinder and a right circular cone are equal. Their vertical heights are 7 cm and 14 cm respectively. Find the ratio of their volumes.