Hyacinthos Message #21428
Let (Q) be the circle Intersecting the sidelines of the triangle in D, E and F. (Qab), (Qac) the circles
touching AB,AC and (Q) internally and let (Tab), (Tac) be the points of contact. Similarly we define the
points Tbc, Tba and Tca, Tcb.
The lines TabTac, TbcTba, TcaTcb are concurrent.
Angel Montesdeoca, Creado con GeoGebra
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