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解题方法
1 . 下图是常见的一种灭火器消防箱,抽象成数学模型如右图所示的六面体,其中四边形
和
为直角梯形,A、D、C、B为直角顶点,其他四个面均为矩形,
,
,
,下列说法正确的是( )
![](https://img.xkw.com/dksih/QBM/2021/11/4/2844066014797824/2844861979435008/STEM/2c2e393edda84a1c915e359689ad878e.png?resizew=115)
![](https://img.xkw.com/dksih/QBM/2021/11/4/2844066014797824/2844861979435008/STEM/b3a63a66602f43fdb1626ea52290071d.png?resizew=171)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6895631698282a5e8887a09177cc98a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b60c3b75ff1610956dfe9a9cd7692d03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d86096d3211fc58450eb7b02899b554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cec73fce3ed065803d763c700124a31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa7aeb2a8d1437eeb4482c3b6ad9f315.png)
![](https://img.xkw.com/dksih/QBM/2021/11/4/2844066014797824/2844861979435008/STEM/2c2e393edda84a1c915e359689ad878e.png?resizew=115)
![](https://img.xkw.com/dksih/QBM/2021/11/4/2844066014797824/2844861979435008/STEM/b3a63a66602f43fdb1626ea52290071d.png?resizew=171)
A.该几何体是四棱台 |
B.该几何体是棱柱,面![]() |
C.![]() |
D.面![]() ![]() |
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