Space diagonal

In geometry a space diagonal (or interior diagonal or body diagonal) of a polyhedron is a line connecting two vertices that are not on the same face. Space diagonals contrast with face diagonals, which connect vertices on the same face (but not on the same edge) as each other.

单词	Body diagonal
释义	Body diagonal 英语百科 Space diagonal In geometry a space diagonal (or interior diagonal or body diagonal) of a polyhedron is a line connecting two vertices that are not on the same face. Space diagonals contrast with face diagonals, which connect vertices on the same face (but not on the same edge) as each other.
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Body diagonal

Space diagonal