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Platonic Solids

A platonic solid is a convex Polyhedron that satisfy these three characteristics:

  • Made up of regular polygons.
  • All faces are congruent.
  • All corners are congruent. 
  • The same number of faces meet at every vertex.

3 Platonic solids are made of equilateral triangles
tetrahedron, octahedron, icosahedron

One platonic solid is made of squares, a cube.

One platonic solid is made of pentagons, a dodecahedron.

Here are the 5 platonic solids and their characteristics.

  • 3 squares at each corner.
  • 6 square faces.


  • 3 equilateral triangles at each corner.
  • 4 triangle faces.


  • 4 equilateral triangles at each corner
  • 8 triangle faces


  • 5 equilateral triangles at each corner
  • 20 triangle faces


  • 3 pentagons at each corner
  • 12 pentagon faces

Platonic Solids

Platonic Solids
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