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MathNet 2008-part-02 — 165 problems (EN–VI) Question 89

Math Olympiad Vault · MathNet 2008-part-02 — 165 problems (EN–VI)

Question 89

Let $ABC$ be a triangle, $(BC \lt AB)$. The line $\ell$ passing through the vertex $C$ and orthogonal to the angle bisector $BE$ of $\angle B$, meets $BE$ and the median $BD$ of the side $AC$ at points $F$ and $G$, respectively. Prove that segment $DF$ bisects the segment $EG$.

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