A fez,the cap used by the Turks,is shaped like the frustum of a cone (seeFig)If its radius on the open side is 10 cm,radius at the upper base is 4 cm and its slant height is 15 cm,find the area of material used for making it.

The diameter of the ends of a frustum of a cone are 32 cm and 20cm.If its slant height is 10cm,then its lateral surface area is ___

The radii of the circular ends of a solid frustum of a cone are 33 cm and 27 cm and its slant height is 10 cm. Find the capacity and total surface area.

If the slant height of the frustum of a cone is 5 cm.If the difference between the radii of its two circular ends is 4 cm then find the height of the frustum.

The slant height of the frustrum of a cone is 5cm.If the difference between the radii of its two circular ends is 4 cm then find the height of the frustum.

A toy is in the form of a cone of radius 3.5 cm mounted on a hemisphere of same radius.The total height of the toy is 15.5 cm.Find the total surface area of the toy.

A tent is in the shape of a cylinder surmounted by a conical top.If the height and diameter of the cylindrical part are 2.1m and 4 m respectively,and the slant height of the top is 2.8 m,find the area of the canvas used for making the tent.Also find the cost of the canvas of the tent at the rate of Rs.500 per m^2 (Note that the base of the will not be covered with canvas).

The area of a trapezium is 34m^2 and the length of one of the parallel sides is 10 cm and its height is 4 cm. Find the length of the other parallel side.

If one side of an equilateral triangle measures 10cm. find its height.

A toy is in the form of a cone mounted on a hemisphere with same radius. The diameter of the base of the conical portion is 7 cm and the total height of the toy is 14.5 cm. Find the volume of the toy.

A solid is in the form of a right-circular cone mounted on a hemisphere. The radius of the hemisphere is 2.1 cm and height of the cone is 2 cm. The solid is placed in a cylindrical tub full of water in such a way that the solid is fully submerged in water. If the radius of the cylinder is 5 cm and its height is 9.8 cm, find the volume of the water left in the tub..