The radius of a solid sphere is 6 centimetres. Find its volume and surface area.It is cut into two equal halves. What is the total surface area of each hemisphere? What is the volume of a hemisphere?

The radius of a solid sphere is 6 centimetres.It is cut into two equal halves. What is the total surface area of each hemisphere? What is the volume of a hemisphere?

A solid sphere of radius 12 centimetres is cut into two equal halves. What is the surface area of each hemisphere?

If a spring is cut into two halves. What is the force constant of each half?

The surface: area of a solid sphere is 120 square centimetres. If it is cut into two halves, what would be the surface area of each hemisphere?

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?

All edges of a square pyramid are 18 centimetres. What is its volume?

A metal sphere of radius 12 centimetres is melted and recast into '27 .' small spheres of equal size. What is the radius of each small sphere?

The slant height of a square pyramid is 25 centimetres and its surface area is 896 square centimetres.What isits volume?

What is the change in volume and surface area of a sphere if its radius become three times.