三方四面体
1. Triakis tetrahedronIn geometry, a triakis tetrahedron is an Archimedean dual solid, or a Catalan solid. Its dual is the truncated tetrahedron. It can be seen as a tetrahedron with triangular pyramids added to each face; that is, it is the Kleetope of the tetrahedron. This interpretation is expressed in the name. If the triakis tetrahedron has shorter edge lengths 1, it has area and volume .
Read “Triakis tetrahedron” on English Wikipedia
Read “三方四面体” on Japanese Wikipedia
Read “Triakis tetrahedron” on DBpedia
Read “Triakis tetrahedron” on English Wikipedia
Read “三方四面体” on Japanese Wikipedia
Read “Triakis tetrahedron” on DBpedia
Discussions
Log in to talk about this word.