2766| 11
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[几何] 两个相似三角形的对应点连线互相平行,求证两三角形全等 |
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Author|
abababa
Posted 2015-1-24 11:39
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Author|
abababa
Posted 2015-1-26 18:12
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Author|
abababa
Posted 2015-1-26 18:41
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