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    <title>Jpzh!  - 基础证明题（上册）</title>
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    <description>Latest 20 threads of 基础证明题（上册）</description>
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      <title>母题1（教材P55）</title>
      <link>https://jpzh.com/forum.php?mod=viewthread&amp;tid=7</link>
      <description><![CDATA[已知CA=CD，∠1=∠2，BC=EC。求证：AB=DE。

解析：

由∠1=∠2得∠ACB=∠DCE，结合CA=CD、BC=EC，可证△ABC≌△DEC（SAS），故AB=DE。]]></description>
      <category>基础证明题（上册）</category>
      <author>admin</author>
      <pubDate>Sun, 24 Aug 2025 06:01:11 +0000</pubDate>
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