提示:如果證明三點共線太難,不妨反過來,連接AQ交BS於G,證明PG是切線。
所有跟帖:
• 試證 -kde235- ♂ (1481 bytes) () 11/19/2023 postreply 18:10:35
• Elegant! 太漂亮了! 非常流暢自如,行雲流水,賞心悅目。感謝,讚!!! -大醬風度- ♂ (0 bytes) () 11/19/2023 postreply 18:47:11
• 試證 -kde235- ♂ (1481 bytes) () 11/19/2023 postreply 18:10:35
• Elegant! 太漂亮了! 非常流暢自如,行雲流水,賞心悅目。感謝,讚!!! -大醬風度- ♂ (0 bytes) () 11/19/2023 postreply 18:47:11
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