1 . 如图,已知点P在圆柱
的底面圆O上,AB为圆O的直径,圆柱
的侧面积为
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/9/0893d2b6-cac3-48be-aa5e-fcdf0296c58b.png?resizew=132)
(1)求三棱锥
的体积;
(2)求直线
与底面
所成角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192f4f9446c954a291f779d963f90257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192f4f9446c954a291f779d963f90257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95345846d2dd4dfa042a9093c62a8b82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9774f83067ed956a551bc41adcce0469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9cb9ef4d25a34b2230607d6ba4ab103.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/9/0893d2b6-cac3-48be-aa5e-fcdf0296c58b.png?resizew=132)
(1)求三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5495a154d006c33979813b86924dc0f9.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d0ff310aabd2282b539537ebed3f788.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e582d73b96ba649378379c3074d506d.png)
您最近一年使用:0次
2 . 在四棱锥P–ABCD中,底面ABCD是边长为6的正方形,PD平面ABCD,PD=8.
(1) 求PB与平面ABCD所成角的大小;
(2) 求异面直线PB与DC所成角的大小.
(1) 求PB与平面ABCD所成角的大小;
(2) 求异面直线PB与DC所成角的大小.
![](https://img.xkw.com/dksih/QBM/2018/4/13/1923454485700608/1924463323504640/STEM/73379beea3fc4abfb822d3fad5e4fd39.png?resizew=134)
您最近一年使用:0次
2018-04-15更新
|
840次组卷
|
2卷引用:上海市金山区2018届高三下学期质量监控(二模)数学试题
3 . 如图,直三棱柱
的底面为直角三角形,两直角边AB和AC的长分别为4和2,侧棱
的长为5.
(1)求三棱柱
的体积;
(2)设M是BC中点,求直线
与平面
所成角的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
(1)求三棱柱
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
(2)设M是BC中点,求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9399c9a2a31b0e3165aea2d6ccc4f7c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://img.xkw.com/dksih/QBM/2018/3/26/1910453096235008/1912144809205760/STEM/fcea39a5-6aab-4550-9b75-9c122c91768c.png?resizew=201)
您最近一年使用:0次
2018-03-28更新
|
2251次组卷
|
7卷引用:上海市上海师范大学第二附属中学2021届高三下学期3月月考数学试题
上海市上海师范大学第二附属中学2021届高三下学期3月月考数学试题上海市金山区亭林中学2020-2021学年高二下学期期末数学试题2017年普通高等学校招生统一考试数学(上海卷)上海市浦东新区川沙中学2018-2019学年高二下学期期末数学试题(已下线)考向22 空间几何体-备战2022年高考数学一轮复习考点微专题(上海专用)(已下线)重组卷03(已下线)专题23 立体几何解答题(文科)-2
4 . 如图,已知
平面
,
,
.
![](https://img.xkw.com/dksih/QBM/2015/7/14/1572180805312512/1572180811259904/STEM/b9f91e59979d4317abbdfe13ea1dd1b8.png?resizew=163)
(1)求直线
与平面
所成角的大小;
(2)求点
到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e76e862f9c706392121b5fe616166c03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c709ccf950ed4d37ad9e9234dd2446b2.png)
![](https://img.xkw.com/dksih/QBM/2015/7/14/1572180805312512/1572180811259904/STEM/b9f91e59979d4317abbdfe13ea1dd1b8.png?resizew=163)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e582d73b96ba649378379c3074d506d.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e582d73b96ba649378379c3074d506d.png)
您最近一年使用:0次