An octahedron is a closed 3-d shape with 8 polygonal faces. There are 257 topologically different convex octahedra. They can have 6 to 12 vertices - without ANY apostrophes's's's's's.
A cuboid douses have 8 verticess and 12 edges.
Square pyramid: 5 Cube: 6
An octahedron has 8 sides.
An octahedron has 18 corners.
a octahedron has 8 faces
An octahedron has eight faces - by definition.
In geometry, an octahedron is a polyhedron with eightfaces.
An octahedron has eight bases/faces.
An octahedron has 8 sides.An octahedron is a polyhedron with eight plane faces.
An octahedron has eight faces. If it has 62 faces then it is not an octahedron!
A truncated octahedron has 14 faces.
A truncated octahedron has 24 vertices.