Cone
A shape with a circular base and a vertex that isn't in the same plane as the base is called a cone.
A cone has one circular base and a vertex that is not on the base.as described on math.com
A sphere that has been sliced by a plane will have a circular base and a curved surface. In the special case that this plane goes through the centre of the sphere, the shape will be a hemisphere. in simple terms it would actually be a cone...
a giant or small cone
A cone
A cone or a hemisphere or circle
A cone.
sphere
Cone
A right truncated cone.
It is circular
A plane circular shape.
A cone.
Cone
the cone.
It is a cone.