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marți, 30 noiembrie 2021

Kazakhstan finals, 2021, https://artofproblemsolving.com/community/c4t48f4h2727784_ltmka_square_abcd_ltbamltckm30o_2nd_matol_202122_kazakhstan_finals_73


 

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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 ...