A circular sheet with radius '36 cm is divided into four equal sectors and one of them bent into a cone.
a) What is the slant height of the cone?
b) What is the radius of the cone?
c) What is the curved surfaće area?

A sector of radius 12 centimetres and central angle 120^o is rolled up into a cone.What is the slant height of the cone?

A solid is made by fixing a hemisphere of same radius on the flat face of a cone. The height of the cone is 12 centimetres, and its slant height is 13 centimetres. a) What is the radius of the cone? b) What is the curved surface area of the hemisphere. c) What is the total surface area of the solid?

A circular sheet of paper is divided into two sectors. Central angle of one of them is 160^o . What is the central angle of the remaining sector?

A cicular sheet of paper is devided into two sectors. Central angle of one of them is 160^o .If the radius of the small cone is 8 centimetres What is the slant height of the cones?

O is the centre of the circle. A B=B C=A C=10 cm a) b) What is the radius of the circle? c) Find the area of the circle.

A cone is made from a sector of radius 10 centimetre and central angle '216 degree a) What is the slant height and radius of the the cone? b) Find the volume of the cóne.

A sector of radius '15 cm' and central angle 144^circ is folded in such a way as to make a cone. What is the slant heighit of the.cone. Calculate volume.

A cicular sheet of paper is devided into two sectors. Central angle of one of them is 160^o . These sectors are bent into cones of maximum volume. If the radius of the small cone is 8 centimetres, what is the radius of the other?

A sector with central angle '120 degree is cut and removed. from a circular disc of radius 12 centimetres and a cone is made oút of it. a) What is the slant height of the cone? b) Calculate radius of the cone.

The base radius of a cone made by rolling up a sector is 3 centimetres. Its slant height is 15 centimetres.What is the radius of the sector used to make the cone?