An edge is an area of a 3D figure where two faces meet to form a line segment.
edge
Rectangular prism
A cylinder.
There are two 3D shapes with five faces: Triangular prisms and rectangular pyramids.
They are the sets of points (or lines) where two faces meet.
An edge is an area of a 3D figure where two faces meet to form a line segment.
edge
pentagonal prism
cuboid
Since a face of a 3d figure is the same as a side, you have two faces sharing a face! The result is lots of coincident faces!
A rhombohedron, a parallelepiped are two.
a cube
An octagonal prism.
a piramid
A place where two faces meet is called an edge.
a pyramid