#### formula

Euler’s formula ⇒ F + V – E = 2.

#### notes

**Euler’s formula:**

For any polyhedron, F + V – E = 2

Where ‘F’ stands for a number of faces, V stands for a number of vertices and E stands for a number of edges. This relationship is called Euler’s formula.

Solid |
Shape |
F |
V |
E |
F + V |
E + 2 |

Cuboid | 6 | 8 | 12 | 14 | 14 | |

Triangular Pyramid | 4 | 4 | 6 | 8 | 8 | |

Triangular Prism | 5 | 6 | 9 | 11 | 11 | |

Pyramid with square base | 5 | 5 | 8 | 10 | 10 | |

Prism with square base | 6 | 8 | 12 | 14 | 14 |

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