Thursday, June 10, 2021

1717. A Symmedian Point On Euler Line

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  1. https://artofproblemsolving.com/community/u426945h2587146p22288386

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1988. Circumcenters On Euler Line

  Let ABC be a triangle with P, Q are two points on Euler line of ABC. A',B',C' are inverse images of A,B,C through circle diame...