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  • ...l_C \cap AB </math> are collinear; the line they determine is called the [[Lemoine Axis]]. In fact, Pascal's Theorem tells us that <math> \ell_A, \ell_B, \el
    4 KB (712 words) - 21:57, 25 April 2020
  • ...at a [[point]] if they all contain that point. The point is said to be the point of concurrence. ...he point of concurrency with other lines/curves requires only to test that point.
    2 KB (396 words) - 22:57, 15 February 2008
  • '''Isogonal conjugates''' are pairs of [[point]]s in the [[plane]] with respect to a certain [[triangle]]. ...r of lines symmetric with respect to <math>\ell</math> and containing the point <math>O</math> be called isogonals with respect to the pair <math>(\ell,O).
    54 KB (9,416 words) - 08:40, 18 April 2024