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Talk:Trigonometry of a tetrahedron

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"Face spread?"

[edit]

Question: "face spread" should be "face angle?" — Preceding unsigned comment added by Mrieck (talkcontribs) 21:05, 20 August 2016 (UTC)[reply]

Now changed to face angle. catslash (talk) 23:09, 9 January 2021 (UTC)[reply]