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证明过程
-万斤油-
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04/21/2024 postreply
17:14:35
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国内的数学作业都这么难了,匪夷所思。谢谢!!!看到你的答案,想的是作CF的中垂线AH来证角GAH=60.
-wxcfan123-
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04/21/2024 postreply
17:58:35
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