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 <title><![CDATA[这怎么可能呢?]]></title>
 <link><![CDATA[http://bachinese.com/forum/read.php?tid=3341]]></link>
 <description><![CDATA[Latest 20 replies of 这怎么可能呢?]]></description>
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 <description><![CDATA[噢！]]></description>
 <link><![CDATA[http://bachinese.com/forum/job.php?action=topost&tid=3341&pid=16765]]></link>
 <author><![CDATA[PING&#39;S FAN]]></author>
 <category><![CDATA[精美贴图]]></category>
 <pubdate><![CDATA[Fri, 05 Mar 2004 16:47:12 +0000]]></pubdate>
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 <description><![CDATA[大家看到下面这个图，我想你就会明白了。<br>实际上，点滴给的两个图形都不是三角形。<br>上图是一个凹四边形ACBE<br>下图是一个凸四边形ACBD减去一个小正方形<br>而凸四边形ACBD的面积＞三角形ACB的面积＞凹四边形ACBE的面积<br ..]]></description>
 <link><![CDATA[http://bachinese.com/forum/job.php?action=topost&tid=3341&pid=16758]]></link>
 <author><![CDATA[良文]]></author>
 <category><![CDATA[精美贴图]]></category>
 <pubdate><![CDATA[Fri, 05 Mar 2004 15:12:19 +0000]]></pubdate>
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 <description><![CDATA[研究的可真仔细, 我以为是trick呢 <!--emo&:P--><img src='http://www.bachinese.com/forum/html/emoticons/tongue.gif' border='0' style='vertical-align:middle' alt='tongue.gif' /><!--endemo-->]]></description>
 <link><![CDATA[http://bachinese.com/forum/job.php?action=topost&tid=3341&pid=16752]]></link>
 <author><![CDATA[水做的鱼]]></author>
 <category><![CDATA[精美贴图]]></category>
 <pubdate><![CDATA[Fri, 05 Mar 2004 14:17:37 +0000]]></pubdate>
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 <description><![CDATA[I saw that before and printed the triangles on a paper. When I measure 2 triangles and found the one on the bottom is bigger than the top one by a very little.  This little big made up the area of that little square.  This is another one of a graphic illusion.]]></description>
 <link><![CDATA[http://bachinese.com/forum/job.php?action=topost&tid=3341&pid=16750]]></link>
 <author><![CDATA[ok5]]></author>
 <category><![CDATA[精美贴图]]></category>
 <pubdate><![CDATA[Fri, 05 Mar 2004 14:14:39 +0000]]></pubdate>
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 <description><![CDATA[<br>還是沒懂。]]></description>
 <link><![CDATA[http://bachinese.com/forum/job.php?action=topost&tid=3341&pid=16749]]></link>
 <author><![CDATA[臭孩兒]]></author>
 <category><![CDATA[精美贴图]]></category>
 <pubdate><![CDATA[Fri, 05 Mar 2004 14:10:12 +0000]]></pubdate>
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 <description><![CDATA[这个问题捆饶我好久，直到有一天看到流行时尚上的姐妹给了答案，说是我们视觉上的三角形不是三角形，而是两个三角形的连接，一个是边长鼓出去一点，一个是边长凹进去一点，于是就成这个样子了。]]></description>
 <link><![CDATA[http://bachinese.com/forum/job.php?action=topost&tid=3341&pid=16748]]></link>
 <author><![CDATA[六六]]></author>
 <category><![CDATA[精美贴图]]></category>
 <pubdate><![CDATA[Fri, 05 Mar 2004 13:05:28 +0000]]></pubdate>
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