Let's forget 3D for a while and imagine it all happens in 2D.

I have two edges that are crossing each other, they are on exactly the same plane when it comes to Z axis (z-dimension is thus not important). How do I add a common vertex to those two edges precisely in the spot where they cross each other?

For example:

crossing edges

  • $\begingroup$ you are right, btw. I found tinyCAD addon the most helpful solution, thanks $\endgroup$
    – jubi
    Commented Dec 22, 2014 at 11:58
  • $\begingroup$ @jubi Could you add an additional answer on tinyCAD to blender.stackexchange.com/questions/2976/… ? $\endgroup$
    – stacker
    Commented Dec 22, 2014 at 12:17
  • $\begingroup$ @stacker sure, I added it $\endgroup$
    – jubi
    Commented Dec 22, 2014 at 12:27


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