名校
解题方法
1 . 参数方程
(
为参数)化成普通方程是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33b8a4096138bb71c4473bf2db98a8a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2 . 若直线l的参数方程为
(t为参数),则直线的倾斜角为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89275f1f81355131070adb1b4ce2aed.png)
A.30° | B.60° | C.120° | D.150° |
您最近一年使用:0次
名校
3 . 在极坐标系中,曲线
上的两点
对应的极角分别为
,则弦长
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/507dd7201fcb2dae12ac960470313277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c72229b08c676c08a3c7258895375f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bebaa675c02652dd012309fa319d3027.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/526253844494fed86429e1390505e0db.png)
A.1 | B.![]() | C.![]() | D.2 |
您最近一年使用:0次
2020-06-04更新
|
397次组卷
|
6卷引用:山西省大同市灵丘县豪洋中学2019-2020学年高二下学期新课程模块期末数学(文)试题
4 . 在直角坐标系
中,曲线
的参数方程为
(
参数).以原点
为极点,
轴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
的普通方程和
的直角坐标方程;
(2)已知曲线
的极坐标方程为
,点
是曲线
与
的交点,点
是曲线
与
的交点,且
均异于极点
,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/bf69dc9f1b1047cedd151ad6b6e5f954.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.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/734a6a1d319648bb969845a9159cdba7.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)已知曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab94459e87c666facddbe1a23ae1899d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/925b34a1e7a48f450d883f9a0197e5c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab94459e87c666facddbe1a23ae1899d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.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/aaff41080fdea43eea7efedf9ebc1498.png)
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2020-05-20更新
|
278次组卷
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2卷引用:2020届山西省晋中市高三下学期一模(普通招生考试模拟)数学(理)试题
名校
解题方法
5 . 参数方程
(
为参数)化成普通方程为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c764bae28ab70610f76e594b403343d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2020-05-13更新
|
216次组卷
|
3卷引用:山西省大同市灵丘县豪洋中学2019-2020学年高二下学期新课程模块期末数学(文)试题
6 . 已知曲线
的参数方程为
,直线
:
,直线
:
.以极点
为原点,极轴为
轴的正半轴建立平面直角坐标系.
(1)求直线
,
的直角坐标方程以及曲线
的极坐标方程;
(2)若直线
与曲线
交于
,
两点,直线
与曲线
交于
,
两点,求
的面积
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8efdef5707927f11305930a7c62fff7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d4112f19ec28b5ff4f57c9a1bb01b74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e44f99b1e139f0188430b17e178877f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若直线
![](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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
您最近一年使用:0次
7 . 在平面直角坐标系
中,曲线
的参数方程为
(
为参数).以原点
为极点,
轴的非负半轴为极轴且取相同的单位长度建立极坐标系.
(1)求曲线
的极坐标方程;
(2)在极坐标系中,
是曲线
上的两点,若
,求
的最大值.
![](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/c38580643284b40c5148b0a5ef0ca4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)在极坐标系中,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/275929d612bd04b8a344065ba4e8c646.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efffb57ac236fa90c0b7fce20abd859c.png)
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2020-08-05更新
|
484次组卷
|
10卷引用:山西省怀仁市2022届高三上学期期末数学(文)试题
山西省怀仁市2022届高三上学期期末数学(文)试题广西柳州市鹿寨县鹿寨中学2018-2019学年高二下学期第三次月考数学(理)试题【全国百强校】广西柳州市鹿寨中学2018-2019学年高二下学期第三次月考数学(文)试题宁夏银川唐徕回民中学2020届高三下学期第三次模拟考试数学(理)试题宁夏银川唐徕回民中学2020届高三下学期第三次模拟考试数学(文)试题广东省湛江市第二十一中学2020届高三下学期6月热身数学(理)试题(已下线)专题11 坐标系与参数方程——2020年高考真题和模拟题文科数学分项汇编(已下线)专题12 坐标系与参数方程——2020年高考真题和模拟题理科数学分项汇编安徽省名校联考2022届高三下学期教育教学质量监控理科数学试题陕西省渭南市富平县富平中学2024届高三上学期第三次质量检测数学(理)试题
名校
解题方法
8 . 在平面直角坐标系
中,曲线
的参数方程为
(
为参数).以
为极点,
轴的正半轴为极轴,建立极坐标系
.
(1)求曲线
的极坐标方程;
(2)已知
是曲线
上任意两点,且
,求
面积的最大值.
![](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/2e5e1a55579ca43d6fb75a93ad2237d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e5af20b2f8c1fba4470f9650989e51.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cd33fd61545ef78df7bcde667baba30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab5fb733de8ffaf2bfdf5fb6e90480fc.png)
您最近一年使用:0次
2020-08-04更新
|
61次组卷
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8卷引用:【省级联考】山西省2019年高考考前适应性训练(三)文科数学试题
【省级联考】山西省2019年高考考前适应性训练(三)文科数学试题【省级联考】山西省2019届高三高考考前适应性训练(三)理科数学试题四川省乐山市2020届高三第三次调查研究考试数学(理)试题四川省乐山市2020届高三第三次调查研究考试数学(文)试题(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Ⅲ专版)(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Ⅲ专版)四川省泸州市叙永第一中学校2024届高三上学期期末数学(理)试题四川省泸州市叙永第一中学校2024届高三上学期期末数学(文)试题
9 . 在直角坐标系xOy中,直线l的参数方程为
(其中t为参数).以坐标原点O为极点,x轴非负半轴为极轴建立极坐标系,曲线C的极坐标方程为
.
(1)求l和C的直角坐标方程.
(2)设点
,直线l交曲线C于A,B两点,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b30f7b539c27eccad228db025ad2418.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00999b9a5320bad39b04ad762aa71a0a.png)
(1)求l和C的直角坐标方程.
(2)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27a0685db3b7c61eed9c7069efa6a150.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e99e82ed476bc5620e7d1c5add54f89.png)
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2020-04-09更新
|
378次组卷
|
6卷引用:山西省2019-2020学年高三下学期3月适应性调研数学(文)试题
10 . 已知曲线
的极坐标方程是
,以极点为原点,极轴为
轴的正半轴,建立平面直角坐标系,直线
过点
,倾斜角为
.
(1)求曲线
的直角坐标方程与直线l的参数方程;
(2)设直线
与曲线
交于
,
两点,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d397afc063c0c5d3651a352ff8573da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ed90ebf0061c8a79beed307fc1719a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1123aa100b178caaa41a2793444fc61.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5026e1d5fcf2498b2e5ec5da4e0b11b2.png)
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2020-03-24更新
|
846次组卷
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8卷引用:2020届山西省太原市高三下学期模拟 (三)数学(理)试题