The interior of a building is in the form of a cylinder of base radius 12 m and height 3.5 m, surmounted by a cone of equal base and slant height 12.5 m. Find the internal curved surface area and the capacity of the building.

The interior of a building is in the form of cylinder of diameter 4.3 m and height 3.8 m, surmounted by a cone whose vertical angle is a right angle. Find the area of the surface and the volume of the building. (Take pi=3. 14 )

The interior of a building is in the form of a right circular cylinder of diameter 4.2 m and height 4 m and height 4 m surmounted by a cone of same diameter. The hright of the cone is 2.8 m. Find the outer surface area of the building.

Find the height of a cone of radius 5 cm and slant height 13 cm.

Find the height of a cone of radius 5 cm and slant height 13 cm.

Diameter of the base of a cone is 10.5 cm and its slant height is 10 cm. Find its curved surface area.

The diameter of the base of a cylinder is 7 cm and height is 5 cm. Find its curved surface area.

The radius of base of a cylinder is 7 cm and height is 10 cm. Find its curved surface area and volume.

The height of a cone is 16 cm and its base radius is 12 cm. Find the curved surface area and the total surface area of the cone

The radius of a cone is 5cm and vertical height is 12cm. Find the area of the curved surface.

A military ten of height 8.25m is in the form of a right circular cylinder of base diameter 30m and height 5.5m surmounted by right circular cone of same base radius. Find the length of the canvas use in making the tent. If the breadth of the canvas is 1.5m.