求⑦↓数学几何题(证明)4道,要快( ⊙ o ⊙ )啊!,······O(∩_∩)O谢谢~\(≥▽≤)/~啦啦啦
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求⑦↓数学几何题(证明)4道,要快( ⊙ o ⊙ )啊!,······O(∩_∩)O谢谢~\(≥▽≤)/~啦啦啦
网址里是题目和解法http://tieba.baidu.com/f?kz=996048078
http://tieba.baidu.com/f?kz=998806563
http://tieba.baidu.com/f?kz=1000317998