# X

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X | |
---|---|

Rank | 3 |

Type | Acrohedron |

Notation | |

Stewart notation | X J _{63}m T'J _{91}' |

Elements | |

Faces | 1+1+1+2+2+2 triangles, 1+1 squares, 1+2 pentagons |

Edges | 1+1+1+1+1+2+2+2+2+2+2+2+2+2+2 |

Vertices | 1+1+1+2+2+2+2+2 |

Measures (edge length 1) | |

Volume | |

Abstract & topological properties | |

Flag count | 100 |

Euler characteristic | 2 |

Orientable | Yes |

Genus | 0 |

Properties | |

Symmetry | A_{1}×I×I, order 2 |

Flag orbits | 50 |

Convex | No |

Nature | Wild |

**X** is a non-convex regular-faced polyhedron. It can be made by blending m with the tridiminished icosahedron along three triangular faces.

## Vertex coordinates[edit | edit source]

This polytope is missing vertex coordinates. (April 2024) |

## Gallery[edit | edit source]

## Related polytopes[edit | edit source]

6 Xs can be blended to the 6 square faces of a cube. This blend is used in the construction of the holey monster to increase its genus.