It is a quadrilateral based pyramid.
# of faces + # of edges + # of vertecies + 2
Sphere
It has 6 faces, 12 edges and 8 corners or vertices
sphere
faces = 1edges = 0 vertices = 0
A solid cone has 2 faces and 1 edge
Sphere ( 0 faces , 0 edges , 0 vertices )
retangle
# of faces + # of edges + # of vertecies + 2
Faces= 2 edges=5 vertices=12 Faces= 2 edges=5 vertices=12
A cube has 6 faces
a cuboid has 6 faces, 12 edges and 8 vertices this is a 3d cuboid incase you get mixed up
Sphere
It is a square based pyramid that has 5 faces, 8 edges and 5 vertices
It has 6 faces, 12 edges and 8 corners or vertices
There is no 3d shape made up of octagons. An octahedron can be one of several different shapes - but without ANY octagonal faces. For example, A hexagonal pyramid (8 faces, 18 edges, 12 vertices) A heptagonal pyramid (8 faces, 14 edges, 8 vertices) A quadrilateral dipyramid (8 faces, 12 edges, 6 vertices)
sphere