切頂四面体
外接球半径: 1 4 22 a {\displaystyle {\begin{matrix}{\frac {1}{4}}{\sqrt {22}}a\end{matrix}}}
中接球半径: 3 4 2 a {\displaystyle {\begin{matrix}{\frac {3}{4}}{\sqrt {2}}a\end{matrix}}}
内接球半径 (三角形): 5 12 6 a {\displaystyle {\begin{matrix}{\frac {5}{12}}{\sqrt {6}}a\end{matrix}}}
内接球半径 (六角形): 1 4 6 a {\displaystyle {\begin{matrix}{\frac {1}{4}}{\sqrt {6}}a\end{matrix}}}
表面積: 7 3 a 2 {\displaystyle {\begin{matrix}7{\sqrt {3}}a^{2}\end{matrix}}}
体積: 23 12 2 a 3 {\displaystyle {\begin{matrix}{\frac {23}{12}}{\sqrt {2}}a^{3}\end{matrix}}}
二面角 (3-6): 109.4712206°
二面角 (6-6): 70.52877936°
星型の数: 8(表面のみ...4、裏面使用...4)