Spherical
Cone
A cone perhaps?
Sphere, torus, moebius strip
a face.
Its an Cylinder
Spherical
Sphere
A cone?
A cone.
Cone
hemisphere
A cone perhaps?
a cone
cone
cylinder
They both have a face, not a :) face but a side of a shape is called a face and a 2d and 3d shape both show a face of the shape