GEOMETRY 43 : Circumcircles of triangles drawn externally on the sides of a triangle
Channel: Centum Academy
Date: 2020-12-02

Chapter Name: Quadrangles
Grade: Olympiad
Author: Tushar Sinha
Topic:
Theorem: Let  trianges  be  constructed  externally  on  the  sides  of  an  arbitrary  triangle  so  that  the  sum  of  the  “remote”  angles  is  180°.  Then  the  circumcircles  of  the  three  triangles  meet  at  a  point.

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