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三角錐さんかくすい

#68,146
さんかくすい
さんかくすい
Meaning
    1. ①
      triangular pyramid
    1. ①
      EN In geometry, a tetrahedron (plural: tetrahedra or tetrahedrons) is a polyhedron composed of four triangular faces, six straight edges, and four vertex corners.
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Kanji
三 サン three 角 カク angle, corner, square 錐 スイ auger, drill, awl
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