Polyhedron Explorer - Graham's Projects

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Current Polyhedron

Name: Tetrahedron

Vertices (V): 4

Edges (E): 6

Faces (F): 4

V - E + F: 2 ✓

Euler's Formula for Polyhedra

V - E + F = 2

For any convex polyhedron, the number of vertices (V) minus the number of edges (E) plus the number of faces (F) always equals 2.

Polyhedron	Vertices (V)	Edges (E)	Faces (F)	V - E + F	Verification