In the above figure, (i) represents a/an ___, (ii) represents a/an ___ and (iii) represents a/an ___.
face, edge and vertex respectively.
edge, face and vertex respectively.
face, vertex and edge respectively.
vertex, edge and face respectively.
A vertex is a corner. An edge joins two vertices. A face is an individual surface of a solid shape formed by edges.
In the below figure, the shaded region I represents a ______ and region II represents a ______.