Cone
A cone perhaps?
Sphere, torus, moebius strip
A sphere intersected by a plane, which could be a hemisphere. Alternatively, a cone, or a paraboloid.
Sphere
Sphere
Its an Cylinder
A cone.
Cone
A cone perhaps?
cylinder
cone
A cylinder
Sphere, torus, moebius strip
A cylinder.
A cone, like an ice cream cone.
cone