Skip to content / Đến nội dung
ThichHocToan.com

MathNet 1995 — Part 01 Question 36

Math Olympiad Vault · MathNet 1995 — Part 01

Question 36

The incircle of the triangle $ABC$ touches the sides $BC$, $CA$, $AB$ at $D$, $E$, $F$ respectively. $AD$ meets the circle again at $X$ and $AX = XD$. $BX$ meets the circle again at $Y$ and $CX$ meets the circle again at $Z$. Show that $EY = FZ$.