题干
若图中直线
，
，
的斜率分别为
，
，
，则( )
，，的斜率分别为，，，则( )
A：<<
B：<<
C：<<![](http://tiku.21cn </p>
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<a href="/question/3848496.html">上一题</a> <a href="/question/3848498.html">下一题</a> 0.0难度 选择题 更新时间:2015-03-26 09:28:42
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<h2 class="title daan" data="3848497">答案(点此获取答案解析）</h2>
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B
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<p>已知△ABC周长为1，连结△ABC三边中点构成第二个三角形，再连结第二个三角形三边中点构成第三个三角形，以此类推，第2014个三角形的周长为 <span class="underline">____</span>．</p><p><img data-cke-saved-src="/Upload/site3/1/1/115b084b89d092236098cf066b3c6225.png" src="/Upload/site3/1/1/115b084b89d092236098cf066b3c6225.png"></p>
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<h2 class="title">同类题2</h2>
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贮煤地层的岩石类型，一般是（ ）
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<h2 class="title">同类题3</h2>
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<p>— There)
—No. It ______ be him. It's just seven o'clock. It's too early.
