PUMaC 2025 · 几何（B 组） · 第 6 题

PUMaC 2025 — Geometry (Division B) — Problem 6

Let ABC be a triangle with ∠ BAC = 45 , AB = 2 2 and AC = 3. Let X be the reflection of B over AC and let Y be the reflection of C over AB . Lines XY and BC intersect at S . Let H be the orthocenter of △ ABC and let O be the circumcenter of △ XHY . Find SO . ◦

解析

暂无解答链接。

No solutions link available.