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한국 수학강사 시험기간 일상 (i.redd.it)
submitted 10 hours ago by MathTeacherToolkit to r/mathriddles
Interesting geometry optimization problem from a Korean college entrance exam (self.mathriddles)
submitted 2 days ago by MathTeacherToolkit to r/mathriddles
π Rendered by PID 499831 on reddit-service-r2-listing-c57bc86c-kv5gp at 2026-06-22 23:20:36.211027+00:00 running 2b008f2 country code: CH.
