名校
1 . 如图,有一种赛车跑道类似“梨形”曲线,由圆弧
和线段AB,CD四部分组成,在极坐标系Ox中,A(2,
),B(1,
),C(1,
),D(2,
),弧
所在圆的圆心分别是(0,0),(2,0),曲线M1是弧
,曲线M2是弧
.
![](https://img.xkw.com/dksih/QBM/2020/8/13/2527153079189504/2529304869617664/STEM/694b1a17-3ab6-4000-be33-929527d3ad4d.png)
(1)分别写出M1,M2的极坐标方程:
(2)点E,F位于曲线M2上,且
,求△EOF面积的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4947600808d89be0f44ee44184245904.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f785147690f83dcee0a0bc6c327e75a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4966e5af166b69a0a38a98abf555b6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4219cc91506e90fc89f7cc9dfc660306.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4947600808d89be0f44ee44184245904.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed41d321f4c0717ac5b443aad942d9a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6f9353ca110c8b81561455b232dbc15.png)
![](https://img.xkw.com/dksih/QBM/2020/8/13/2527153079189504/2529304869617664/STEM/694b1a17-3ab6-4000-be33-929527d3ad4d.png)
(1)分别写出M1,M2的极坐标方程:
(2)点E,F位于曲线M2上,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00d6d02a0bb52d8f3f7de3ca80e26821.png)
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2020-08-16更新
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9卷引用:陕西省西安中学2019-2020学年高二下学期期末数学(理)试题
陕西省西安中学2019-2020学年高二下学期期末数学(理)试题广东省深圳市2019-2020学年高三下学期第一次调研数学(理)试题2020届河北省衡水二中高三下学期二模数学(理)试题(已下线)专题22 坐标系与参数方程-2020年高考数学(理)母题题源解密(全国Ⅱ专版)(已下线)专题22 坐标系与参数方程-2020年高考数学(文)母题题源解密(全国Ⅱ专版)江西省南昌市2021届高三下学期一调考试数学(理)试题江西省南昌市2021届高三下学期一调考试数学(文)试题(已下线)专题11-1 参数方程与极坐标大题15种归类-2022年高考数学毕业班二轮热点题型归纳与变式演练(全国通用)(已下线)二轮拔高卷08-【赢在高考·黄金20卷】备战2022年高考数学(理)模拟卷(全国卷专用)
名校
2 . 在平面直角坐标系中,直线
的参数方程为
(
为参数).以原点为极点,
轴的正半轴为极轴建立极坐标系.已知曲线
的极坐标方程为
.
(1)写出曲线
的平面直角坐标方程和直线
的普通方程;
(2)设直线
与曲线
分别交于
,
两点,点
,若
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52c4414cdb15bce1caa186b5170097b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9769c2a8542105bc62280484f5e05db.png)
(1)写出曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)设直线
![](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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e262b7599fda82ae392ac10df97feff0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e130a650738e7ed08fb520d1d07052a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2020-08-16更新
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4卷引用:陕西省西安市蓝田县2020届高三上学期期末数学(理)试题
名校
解题方法
3 . (1)把曲线
的参数方程
(
为参数)化为普通方程;
(2)设
为(1)中曲线
上一个动点,求动点
的轨迹的普通方程,并说明它表示何种曲线.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc96eb7bf0d0702eb2dad2f0be59f34e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d6f5adf13b4214666292dd64b947741.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65fad80dbfa9d92f994df6a745b8e46f.png)
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4 . 在直角坐标系
中,曲线
的参数方程为
(
为参数),以坐标原点O为极点,
轴的正半轴为极轴建立极坐标系,曲线
的极坐标方程为
.
(1)求曲线
的极坐标方程并判断
,
的位置关系;
(2)设直线
分别与曲线 C1交于A,B两点,与
交于点P,若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63744798ed3a758bfdc9059291a3f7ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c676dfd6f3e9bea084cb8c750c40349c.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d1430bfb143cae0b914891f394f1644.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a128cc557e6c6e7e21c945a91896bc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f645d4b09fba53f971172cd2602c691.png)
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2020-08-16更新
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10卷引用:陕西省西安市西工大附中2020届高三下学期三模理科数学试题
陕西省西安市西工大附中2020届高三下学期三模理科数学试题陕西省部分学校2020-2021学年高三上学期摸底检测文科数学试题重庆市巴蜀中学2020届高三下学期适应性月考九数学(理)试题重庆市巴蜀中学2020届高三下学期适应性月考九数学(文)试题四川省内江市内江市第六中学2020年高三上学期第四次月考数学理科试题四川省内江市内江市第六中学2020-2021学年高三上学期第四次月考数学试题陕西省咸阳市咸阳中学2024届高三上学期第三次阶段测试数学(文)试题宁夏中卫市2021届高三三模数学(文)试题宁夏中卫市2021届高三三模数学(理)试题河南省济源市第一中学2022-2023学年高二下学期开学实验班数学试题
名校
5 . 已知点
的极坐标是
,则过点
且垂直极轴的直线方程是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/937b9527e3c03fa6a32d867b4c10f74e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4卷引用:山西省孝义市2019-2020学年高二下学期期末数学(理)试题
山西省孝义市2019-2020学年高二下学期期末数学(理)试题陕西省西安中学2021-2022学年高二下学期期中文科数学试题陕西省西安市西咸新区泾河新城第一中学2022-2023学年高二下学期5月质量检测理科数学试题(已下线)专题13 坐标系与参数方程-【备战高考】2021年高三数学高考复习刷题宝典(单项选择专练)
6 . 在直角坐标系中,直线
的参数方程为
(
为参数).以原点为极点,
轴的非负半轴为极轴,以相同的长度单位建立极坐标系,曲线
的极坐标方程为
,
.
(1)求直线
的极坐标方程和曲线
的直角坐标方程;
(2)已知直线
与曲线
交于
,
.设
,且
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f5a23b77997e9eb37f80983d0bb8be0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a95311be72fa231af97e4ce0c683d346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知直线
![](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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e7c7b931a9ac039a6dcb0315006d770.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e784826ed54d12be0c323ade8a099bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2020-08-15更新
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4卷引用:陕西省西安市2020届高三下学期第二次质量检测理科数学试题
7 . 在平面直角坐标系
中,已知曲线
:
(
为参数),以平面直角坐标系
的原点
为极点,
轴非负半轴为极轴,取相同的单位长度,建立极坐标系,已知直线
:
.
(1)过点
且与直线
平行的直线
交
于
,
两点,求点
到
,
两点的距离之积;
(2)设点
在曲线
上运动,过点
作直线
与直线
交于点
,且直线
与直线
的夹角为
,求
的最大值,并求出此时点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19565e22ef70ee3f6531d2df367eb121.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e5af20b2f8c1fba4470f9650989e51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c02a2c578e2f529054ed75adff89408.png)
(1)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1cf8af6e62058cc4e2d83d5da7f4c68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44e8bc37ed03f44470762748a8f942a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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8 . 在直角坐标系
中,直线
的方程为
(
为参数),以原点
为极点,
轴非负半轴为极轴,取相同的单位长度,建立极坐标系,曲线
的方程为
.
(1)求曲线
的直角坐标方程;
(2)设曲线
与直线
交于
,
两点,若
求
和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32bc6ad8fa46c2a3b5f18726e4429a68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e5af20b2f8c1fba4470f9650989e51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72b80024f36b7b8604522ba11a6ca129.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df037e97f9d6cd7432fa43ad8f80225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3979f27823cdcba516dfa885d8afe19d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
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解题方法
9 . 已知双曲线
:
(
为参数),则该双曲线的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d750e70544d1e55464bbc3fb8fba381e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
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解题方法
10 .
(
为参数)的倾斜角为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23eda46211cd4cbd292a6186e0d2093c.png)
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2020-08-04更新
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4卷引用:内蒙古包头市北重三中2019-2020学年高二下学期期中考试数学(理科)试题