Polyhedra, polygons, cylinders, cubes, spheres. 2D; 3D; even 4D; we got 'em all!
2-Dimentional
- Circle
- Polygon
- regular polygon
- N-gon
- Triangle
- Quadrilaterals
- Parallelogram
- Square
- Rectangle
- Rhombus / Diamond / Lozenge / Rhomb
- Trapezoid
- Trapezium
- Rhomboid
- Pentagon
- Hexagon / Hexagons
- heptagon
- Octagon
- Nonagon
- Decagon
- Dodecagon
- Undecagon
- Chiliagon
- stellated polygon
3-Dimentional
- Polyhedron / Polyhedra / Regular polyhedron
- platonic solids
- Deltahedron
- Tetrahedron
- icosahedron
- Octahedron
- Dodecahedron
- Hexahedron / Cube
- Johnson solid (Lists all 92!)
- gyrobifastigium
- archimedean solids
- rhombicosidodecahedron (62 faces! Not for the weak of heart.)
- antiprism
- Cone
- Sphere
- Pentahedron / Regular pentahedron
- Enheahedron
- Tetrahexahedron
- Trapezohedron
- Trisoctahedron
- rhombicuboctahedron
- Rhombohedron / Rhomb / Parallelopiped
- pyramid
- dual polyhedron
- stellated polyhedron
- torus
4-Dimentional
- Hypercube/tesseract
- hypersphere
See Also
- square circle
- Geometry
- common geometric formulas
We also have cute little adjectives like Triacontahedral, Hexahedral, Parallelogrammic, Trapezohedral, Rhomboidal, Tetragonal, Trigonal, Dihedral, and so on.
And that's just be beginning. I still have to list the stuff I don't understand, such as Dihedral group.