What is area of required cloth to make 10 conical hats having 7 cm ground radius and 24 cm height ?

A cylindrical bucket, 36 cm high and with radius of base 16 cm is filled with rice. This bucket is emptied out on the ground and a conical heap of rice is formed. If the height of the conical heap is 27 cm. find the radius and slant height of the heap.

A cylinderical bucket, 32cm high and with radius of base 18 cm, is filled with sand. This bucket is emptied out on the ground and a conical heap of sand is formed. If the height of the conical heap is 24 cm, find the radius and slant height of the heap.

Find the area of a right hexagon in scribed in a circle having 14 cm of radius .

What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm?

The area of a sector of a circle of radius 7 cm and central angle 45^@ is

Find the volume of right circular cone with radius 5 cm. and height 7 cm.

Find the volume of right circular cone with radius 6 cm. and height 7 cm.

A Joker's cap is in the form of right circular cone, which base radius is 7 cm and height is 24 cm. Find the area of sheet required to make 10 such caps.