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1 . 某几何体的主视图和左视图如图1所示,它的俯视图的直观图是
,如图2所示,其中
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45bcd8f6ede8cc2513ad41402f40086.png)
,则该几何体的表面积为( )
![](https://img.xkw.com/dksih/QBM/2020/9/19/2553156909490176/2554060034711552/STEM/a56d4b2e5bd24358be5992658559d9b6.png?resizew=230)
![](https://img.xkw.com/dksih/QBM/2020/9/19/2553156909490176/2554060034711552/STEM/ade7022ec1414fc3be55a13020161939.png?resizew=248)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22ed6cbf3f2963a662c3a96a5628d1bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c49f1de50a115108eac3316a6a7cf8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45bcd8f6ede8cc2513ad41402f40086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf64c037dbb45addc161165e9b9f76fa.png)
![](https://img.xkw.com/dksih/QBM/2020/9/19/2553156909490176/2554060034711552/STEM/a56d4b2e5bd24358be5992658559d9b6.png?resizew=230)
![](https://img.xkw.com/dksih/QBM/2020/9/19/2553156909490176/2554060034711552/STEM/ade7022ec1414fc3be55a13020161939.png?resizew=248)
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-10-20更新
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507次组卷
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2卷引用:山西省运城市高中联合体2022届高三下学期第四次模拟数学(文)试题
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解题方法
2 . 木匠师傅对一个圆锥形木件进行加工后得到一个三视图如图所示的新木件,则该木件的体积( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/23/828f69e5-8e86-4262-834d-c077eef8cb84.png?resizew=218)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/23/828f69e5-8e86-4262-834d-c077eef8cb84.png?resizew=218)
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-03-21更新
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2卷引用:山西省临汾市2020届高三下学期模拟考试(3)数学(文)试题
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3 . 如图,
为四边形
的斜二测直观图,则原平面图形
是
![](https://img.xkw.com/dksih/QBM/2017/8/18/1754646366486528/1754934346924032/STEM/11cc9a0f396e482390f5d8d25e490b78.png?resizew=211)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/352529b508315e10a9a078898c2ae8f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://img.xkw.com/dksih/QBM/2017/8/18/1754646366486528/1754934346924032/STEM/11cc9a0f396e482390f5d8d25e490b78.png?resizew=211)
A.直角梯形 | B.等腰梯形 |
C.非直角且非等腰的梯形 | D.不可能是梯形 |
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2017-08-18更新
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738次组卷
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3卷引用:2017年山西重点中学协作体高三暑假联考文科数学