5.
As many edges that its base has
A rectangular based pyramid has 5 faces, 8 edges and 5 vertices whch is the plural of vertex.
A triangular pyramid has 4 vertices (each vertex has 3 edges connected to it).
9: the eight vertices of the octagon plus the vertex at the apex of the pyramid.
A square pyramid has 5 vertices. The plural of vertex is vertices.
a square based pyramid has 5 vertex <3
22
5
4.
5.
5
5
As many edges that its base has
A rectangular based pyramid has 5 faces, 8 edges and 5 vertices whch is the plural of vertex.
4
5