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證明過程
-萬斤油-
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04/21/2024 postreply
17:14:35
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國內的數學作業都這麽難了,匪夷所思。謝謝!!!看到你的答案,想的是作CF的中垂線AH來證角GAH=60.
-wxcfan123-
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04/21/2024 postreply
17:58:35
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