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miercuri, 15 ianuarie 2025

https://artofproblemsolving.com/community/c6t48f6h3479955_angle_chasing_in_an_equilateral_triangle

 I do not understand why almost nobody tries to solve synthetically! See attached:


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Mi Prepa, https://www.facebook.com/photo?fbid=1427344626075511&set=a.575642501245732

  Mi Prepa, https://www.facebook.com/photo?fbid=1427344626075511&set=a.575642501245732 In the interior of triangle ABC having ...