A Concurrency from the Reflection of the Incircle's Contact Points across the Incenter

Let ABC be a triangle. Let A', B', and C' be the intersections of the incircle with BC, CA, and AB, respectively. Let A'', B'', and C'' be the reflections of A', B', and C' across the incenter. Then AA'', BB'', and CC'' are concurrent.

THINGS TO TRY

SNAPSHOTS

  • [Snapshot]
  • [Snapshot]
  • [Snapshot]

DETAILS

    • Share:

Embed Interactive Demonstration New!

Just copy and paste this snippet of JavaScript code into your website or blog to put the live Demonstration on your site. More details »

Files require Wolfram CDF Player or Mathematica.