最終更新日：2025/12/01
The truncated tetrahedron, a convex polyhedron with four triangular and four hexagonal faces, is an Archimedean solid constructed by truncating a regular tetrahedron at each vertex by one-third of the length of each adjoining edge.
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The truncated tetrahedron, a convex polyhedron with four triangular and four hexagonal faces, is an Archimedean solid constructed by truncating a regular tetrahedron at each vertex by one-third of the length of each adjoining edge.
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元となった例文
切頂四面体は、三角形の面が4つと六角形の面が4つある凸多面体で、正四面体の各頂点を隣接する辺の長さの1/3だけ切り取って作られるアルキメデスの立体です。
