1 . 在正方体
中,直线AC与直线
所成的角为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cfbc0b5a8fbde804bd8425a4b76d207.png)
A.30° | B.60° | C.90° | D.45° |
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2 . 下图的正方体
中,异面直线
与
所成的角是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/14/232bf14b-79d5-4fc0-821d-208ed9a257df.png?resizew=158)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3da8c338342e38c9aa3f274c053fd5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6024fd4532f5f981deac4582c799a6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e0f0ccc8492a0ccf1eee24867060643.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/14/232bf14b-79d5-4fc0-821d-208ed9a257df.png?resizew=158)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 如图,长方体
中,
,
,
是
的中点,则直线
与直线
所成角为( )
![](https://img.xkw.com/dksih/QBM/2020/2/9/2395196111912960/2396097694351360/STEM/d5e8b6bb56e7429f9006bd4820c1206a.png?resizew=308)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4339a40ae9d1947ec3a4b3e2fa3a16cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4aca5534bce25acaeb7379deed8f8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22adbc0da438220f9cace11b629d799b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ce1b066f8869d0ff4513f7a99745125.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/2020/2/9/2395196111912960/2396097694351360/STEM/d5e8b6bb56e7429f9006bd4820c1206a.png?resizew=308)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-02-10更新
|
299次组卷
|
3卷引用:浙江省台州市2019-2020学年高二上学期期末数学试题
浙江省台州市2019-2020学年高二上学期期末数学试题(已下线)2.1.2 空间中直线与直线的位置关系-2020-2021学年高一数学课时同步练(人教A版必修2)沪教版(2020) 必修第三册 经典导学 第10章 10.2 第3课时 两条异面直线所成的角
4 . 已知空间四边形
的每条边和对角线的长都等于1,点
,
分别是
、
的中点,则
与
所成角大小为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
5 . 如图,在正方体
中,点P,Q分别为棱AD,
的中点,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/152e3ff714c9dd800e4a0a0c2809e451.png)
您最近一年使用:0次
2020-02-03更新
|
1164次组卷
|
3卷引用:人教A版(2019) 必修第二册 逆袭之路 第八章 8.6 空间直线、平面的垂直 小结
6 . 若
是互不相同的空间直线,则下列命题正确的是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9824dfa073881c9d60350d5138dbeac9.png)
A.若![]() ![]() ![]() | B.若![]() ![]() ![]() |
C.若![]() ![]() ![]() | D.若![]() ![]() |
您最近一年使用:0次
名校
7 . 如图,在直棱柱
中,
,则异面直线
与
所成角为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/22/d42bdcf3-e7c2-494c-b812-d4de39bdf619.png?resizew=100)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afd0abd993cf7fb8b45950cd16c92d4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8772aa893a9c1d40f714cb25701701.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ee8456443402a25b1e25d35ff7e1c98.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/22/d42bdcf3-e7c2-494c-b812-d4de39bdf619.png?resizew=100)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-01-30更新
|
304次组卷
|
3卷引用:广西壮族自治区百色市2019-2020学年高二上学期期末数学(理)试题
2020高三·江苏·专题练习
8 . 如图,在正方体ABCD-A1B1C1D1中,过点A作平面α平行平面BDC1,平面α与平面A1ADD1交于直线m,与平面A1ABB1交于直线n,则m与n所成的角为
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/e5b6b56c-bbff-4087-8a21-2a3d325f1c88.png?resizew=144)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/e5b6b56c-bbff-4087-8a21-2a3d325f1c88.png?resizew=144)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 如图,在正方体
中,
为线段
的中点,则异面直线
与
所成角的大小为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/2/89e1d1a0-f584-4563-a95d-8074f929c4a2.png?resizew=137)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f6f93171329d508d491143b9d71f7b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/2/89e1d1a0-f584-4563-a95d-8074f929c4a2.png?resizew=137)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次