An octahedron can have faces which are triangles, quadrilaterals, pentagons, hexagons or heptagons,
Chat with our AI personalities
Octahedron
A "dodeca" is a prefix: it is not a shape. An octahedron has eight faces.
octahedron
An octahedron is a closed 3-d shape with 8 polygonal faces. There are 257 topologically different convex octahedra. They can have faces which are triangles, quadrilaterals, pentagons, hexagons or heptagons.
octahedron