an edge
An edge.
an edge
A vertex is the name of a corner on a solid where three or more faces meet (plural = vertices).
That is a vertex.
an edge
An edge.
an edge
If the faces are flat, it's a line.
an edge or in more simpler term "side"
A vertex is the name of a corner on a solid where three or more faces meet (plural = vertices).
a vortex
an edge
That is a vertex.
A corner
The vertex or apex
Icosahedron