名校
1 . 已知双曲线
的左,右焦点分别为
,
,过右焦点
且倾斜角为
直线l与该双曲线交于M,N两点(点M位于第一象限),
的内切圆半径为
,
的内切圆半径为
,则
为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1653c086d557b1845d82c2d4d8231f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b42fc33bcfc63ec2f4940ccd3f862400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9efc18a5bb2e53586331b2a58538a48b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12bdb8e9f4bd99efe2c4cdb7234b1298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f20f21a9d50b61dac519a3ddab539d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e34cb2921334b3a4bc856eed3a825d2.png)
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2022-01-25更新
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7卷引用:广东省东莞市2021-2022学年高二上学期期末数学试题
广东省东莞市2021-2022学年高二上学期期末数学试题江西省赣州市赣县第三中学2021-2022学年高二4月月考数学(理)试题安徽省江南十校2022-2023学年高二下学期5月联考数学模拟试题(已下线)3.2.2 双曲线的简单的几何性质(重难点突破)-【冲刺满分】2023-2024学年高二数学重难点突破+分层训练同步精讲练(人教A版2019选择性必修第一册)(已下线)专题08 平面解析几何(文理)辽宁省沈阳市东北育才学校2022-2023学年高三下学期高考适应性测试(三)数学试题海南省部分学校2024届新高考二卷押题卷(三)数学试题
2 . 如图,已知双曲线
,过
向双曲线
作两条切线,切点分别为
,
,且
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/28/ecb20051-2b91-4c97-9bd8-5800eec92b84.png?resizew=206)
(1)证明:直线
的方程为
.
(2)设
为双曲线
的左焦点,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d750ac23802aa73c47a1528227207485.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3c9708ef0dc6d6f5dcf6596d3e4f6e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0a9d9d11c4aff0ff6def84811c07f06.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/28/ecb20051-2b91-4c97-9bd8-5800eec92b84.png?resizew=206)
(1)证明:直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e86c6aaaf80865f372891d92a2b7a5b.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cf2fee66accf33325bc1e2f940f8916.png)
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12卷引用:广东省湛江市2021-2022学年高二上学期期末数学试题
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名校
3 . 如图,在三棱锥
中,
,
,记二面角
的平面角为
.
![](https://img.xkw.com/dksih/QBM/2022/1/18/2897194429530112/2901506781315072/STEM/32365e75-8b0f-4b21-9911-f6915a1fbd7b.png?resizew=192)
(1)若
,
,求三棱锥
的体积;
(2)若M为BC的中点,求直线AD与EM所成角的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4357d5744046d4d44abb09e1ee35fcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c2a8695e1a998c537051887b946d4c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4ab7e657f01bdfa235f8c4d6681d13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f0ac3005d5ecd6d4cea0ce99a47ef3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://img.xkw.com/dksih/QBM/2022/1/18/2897194429530112/2901506781315072/STEM/32365e75-8b0f-4b21-9911-f6915a1fbd7b.png?resizew=192)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3e186ebc624ebacde9a03b96289f1ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4357d5744046d4d44abb09e1ee35fcb.png)
(2)若M为BC的中点,求直线AD与EM所成角的取值范围.
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2022-01-24更新
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10卷引用:广东省佛山市2021-2022学年高二上学期期末数学试题
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4 . 已知椭圆
:
的长轴长为6,离心率为
,长轴的左,右顶点分别为A,B.
(1)求椭圆
的方程;
(2)已知过点
的直线
交椭圆
于M、N两个不同的点,直线AM,AN分别交
轴于点S、T,记
,
(
为坐标原点),当直线
的倾斜角
为锐角时,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/137c4624509cdea01ec665854cfb03d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4369986fbcac9c81e203ebf1360bf349.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0abefcb2258ba1c71916b6046cb79186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febf7413b35cf2889fdb57a6b519087c.png)
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5 . 如图,在四棱台ABCD-A1B1C1D1中,底面ABCD是菱形,∠ABC=
,∠B1BD=
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58df8d911935cca1738567b656c8e3fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41430e9e5f22c2330333613390612fb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/16/4ee63947-6239-496a-88ad-5660c468f68e.png?resizew=179)
(1)求证:直线AC⊥平面BDB1;
(2)求直线A1B1与平面ACC1所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58df8d911935cca1738567b656c8e3fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41430e9e5f22c2330333613390612fb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/16/4ee63947-6239-496a-88ad-5660c468f68e.png?resizew=179)
(1)求证:直线AC⊥平面BDB1;
(2)求直线A1B1与平面ACC1所成角的正弦值.
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10卷引用:广东省中山市2023-2024学年高二上学期期末统一考试数学试题
广东省中山市2023-2024学年高二上学期期末统一考试数学试题安徽省合肥一中2020-2021学年高二上学期10月段考数学(理)试题湖北省九校教研协作体2022-2023学年高二上学期9月联考数学试题湖北省温德克英联盟2023-2024学年高二8月开学综合性难度选拔考试数学试题2020届浙江省名校协作体高三下学期3月第二次联考数学试题山东省齐鲁2021-2022学年3月份高一阶段性质量检测试卷A福建省福州格致中学2022届高三数学模拟试题(已下线)重难点突破06 立体几何解答题最全归纳总结(九大题型)-22024年全国普通高中九省联考仿真模拟数学试题(三)湖南省岳阳市第一中学2023-2024学年高三下学期开学考试数学试题
6 . 在棱长为2的正方体
中,点
是正方体棱上一点,
.
①若
,则满足条件的点
的个数为______ ;
②若满足
的点
的个数为6,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6f7aa9a95bb1dc23472b8132472670c.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4338dd5d6ac02dbb9d5069eb98f436d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
②若满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6f7aa9a95bb1dc23472b8132472670c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
解题方法
7 . 已知圆
,椭圆
的短半轴长等于圆
的半径,且过
右焦点的直线与圆
相切于点
.
(1)求椭圆
的方程;
(2)若动直线
与圆
相切,且与
相交于
两点,求点
到弦
的垂直平分线距离的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882f513348c2c4646fb1570196867005.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851a5d6ec23256f9b4a9e98aa92945fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42efbfc366df10d627d711a9ad3a9f14.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若动直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
名校
8 . 已知椭圆
的长轴长为
,离心率为
.
![](https://img.xkw.com/dksih/QBM/2017/2/21/1628719059648512/1628920019746816/STEM/8fba4f96-01f4-426a-9c4e-840b3319cfb8.png?resizew=221)
(1)求椭圆
的方程;
(2)
为椭圆
上任意一点,过点
的直线
交椭圆
于
两点,射线
交椭圆
于点
(
为坐标原点).①是否存在常数
,使得
恒成立?若存在,求出
的值,否则,请说明理由;②求
面积的最大值,并写出取最大值时
与
的等量关系式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dae13b2a96f91ab64fb4948de2b0ae10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f78c38805c09dcfbcc42103308975a74.png)
![](https://img.xkw.com/dksih/QBM/2017/2/21/1628719059648512/1628920019746816/STEM/8fba4f96-01f4-426a-9c4e-840b3319cfb8.png?resizew=221)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7895aece9dd5a90424879ea9184037a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91570f6a5d4fdf7c757212083f2f06af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ae1567d8f98fabc1a3948f8602cc5e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b73be30f639b301cf797d6e8d04a568d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/316ecb1589c3cc179e2f62507020771e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/186354626d5a1d13b88dfb4df916947b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c49a88fd5ecdd45767803fdaddd0832.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab52437119a48617266b336c1d2d5a50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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9 . 椭圆E:
+
=1(a>b>0)的左焦点为F1,右焦点为F2,离心率e=
.过F1的直线交椭圆于A,B两点,且△ABF2的周长为8.
(1)求椭圆E的方程.
(2)在椭圆E上,是否存在点M(m,n)使得直线l:mx+ny=1与圆O:x2+y2=1相交于不同的两点P,Q,且△POQ的面积最大?若存在,求出点M的坐标及相对应的△POQ的面积;若不存在,请说明理由.
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572544751599616/1572544757235712/STEM/b736922adb854087b12583853ceba036.png)
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572544751599616/1572544757235712/STEM/d7337e1193d44654a9dbe8d33f8bcf05.png)
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572544751599616/1572544757235712/STEM/fa76b58355c14591935653eb0f96639b.png)
(1)求椭圆E的方程.
(2)在椭圆E上,是否存在点M(m,n)使得直线l:mx+ny=1与圆O:x2+y2=1相交于不同的两点P,Q,且△POQ的面积最大?若存在,求出点M的坐标及相对应的△POQ的面积;若不存在,请说明理由.
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10 . 已知椭圆C的焦点坐标为F1(﹣2,0)和F2(2,0),一个短轴顶点
.
(1)求椭圆C的标准方程;
(2)已知过F1的直线与椭圆相交于A、B,倾斜角为45度,求△ABF2的面积.
![](https://img.xkw.com/dksih/QBM/2016/3/11/1572532943994880/1572532949852160/STEM/0bd31305b4034aa18a48116c7da6b719.png)
(1)求椭圆C的标准方程;
(2)已知过F1的直线与椭圆相交于A、B,倾斜角为45度,求△ABF2的面积.
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