Titu Andreescu 106 Geometry Problems Pdf Better ⟶ «PRO»

: When you do read a solution, do not just follow the algebraic or logical steps. Ask yourself, "Why did the author think to draw that auxiliary line?" or "What gave away that these points were concyclic?"

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Ready to transform your geometry skills? Open a new window, search for the official source of "106 Geometry Problems," and commit to solving one problem per day for the next 106 days. Your future IMO medal will thank you. : When you do read a solution, do