pyramids, which are 3D shapes with a polygonal base connected to an apex close apex The vertex that is the peak of a pyramid. 3D shapes that are not polyhedra include: cylinders ...

Properties of 3D shapes. 3D shapes have faces (sides), edges and vertices (corners). Faces. A face is a flat or curved surface on a 3D shape. For example a cube has six faces, a cylinder has three ...