名校
1 . 在边长为1的正
中,
,
,则
( )
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff400c098ae6bf6abd24651a5a21114e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ed85a464b0bd9370569af797554b802.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eb977972a377421cfc2aeef7d996ad6.png)
A.1 | B.![]() | C.![]() | D.![]() |
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2023-03-03更新
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1430次组卷
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3卷引用:吉林省通化市梅河口市第五中学2023届高三下学期二模考试数学试题