解题方法
1 . 直线
(t为参数)的斜率是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46bd43d3e164a32bc76a6f875956efed.png)
A.45° | B.135° | C.1 | D.![]() |
您最近一年使用:0次
2 . 在直角坐标系
中,圆C的参数方程为
,其中
为参数,以坐标原点
为极点,
轴正半轴为极轴建立极坐标系.
(1)求圆
的极坐标方程;
(2)
为圆
上一点,且
点的极坐标为
,射线
绕
点逆时针旋转
,得射线
,其中
也在圆
上,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64f23bb05e586ec0a3d42bdf95399ff5.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)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd4fe1401defd0f2d4f07a68b5f02ff1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8a99d2c4a23825f62aadcc40822b5eb.png)
您最近一年使用:0次
2020-03-17更新
|
372次组卷
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3卷引用:2020届四川省宜宾市第四中学校高三上学期期末考试数学(文)试题
2020届四川省宜宾市第四中学校高三上学期期末考试数学(文)试题云南省陆良县联办高级中学2019-2020学年高二下学期入学考试数学(理)试题(已下线)江西省九所重点中学2023届高三第二次联考联合考试数学(文)试题变式题21-23
名校
3 . 在平面直角坐标系
中,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
,点
在
上,直线
经过点
且与直线
垂直.
(1)求直线
的极坐标方程;
(2)已知点
在曲线
上运动(异于
点),射线
交直线
于点
,求线段
的中点轨迹的极坐标方程.
![](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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcdebedd02b4ea57f8562443742086d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074d5f053157a26bbad33c8787502932.png)
![](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/f2e2b6c6e49cb631387adb99da22a618.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)已知点
![](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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.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/7a5f1641947153c80b987320885a2b57.png)
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2019-09-26更新
|
2071次组卷
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6卷引用:2020届四川省宜宾市叙州区第二中学校高三上学期期末数学(文)试题
4 . 已知在极坐标系中,曲线C的极坐标方程是
,以极点为原点,极轴为
轴的正半轴建立直角坐标系,直线
的参数方程是
,M(0,
),直线
与曲线C的公共点为P,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da17c12807db5b18cec338909f1b5236.png)
_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd8b30585cdac9b0446c61e6323d57ca.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/74dd852c8e1329ba5479d83026c0ca5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.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/da17c12807db5b18cec338909f1b5236.png)
您最近一年使用:0次
2019-09-19更新
|
493次组卷
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3卷引用:四川省射洪县2018-2019学年高二第二学期期末英才班能力素质监测数学理试题
名校
5 . 在直角坐标系
中,圆
的参数方程为
(
为参数),以坐标原点
为极点,
轴正半轴为极轴建立极坐标系.
(Ⅰ)求圆
的极坐标方程;
(Ⅱ)设点
为圆
上一点,且
点的极坐标为
,射线
绕
点逆时针旋转
后得射线
,其中
也在圆
上,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/554c5bcc59bed189369f1c3caa0ef892.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)
(Ⅰ)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(Ⅱ)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8904a3d6f2bdb5e32e138ddf3b29d39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8a99d2c4a23825f62aadcc40822b5eb.png)
您最近一年使用:0次
2019-07-16更新
|
1127次组卷
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4卷引用:2020届四川省宜宾市第四中学校高三上学期期末考试数学(理)试题
名校
6 . 在直角坐标系
中,曲线
的参数方程是
(
为参数),以该直角坐标系的原点
为极点,
轴的正半轴为极轴建立极坐标系,直线
的极坐标方程为
.
(Ⅰ)写出曲线
的普通方程和直线
的直角坐标方程;
(Ⅱ)设点
,直线
与曲线
相交于
,
两点,且
,求实数
的值.
![](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/ad3b87aacbbca3ad79dc6254f9b7c929.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2afdfa5f6047766b1d93e27d88bfb7a2.png)
(Ⅰ)写出曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(Ⅱ)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7d903b1ff09e933b73ef0f75fc861dc.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8253d6377debcb0b32f10a340a83e47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2019-07-11更新
|
894次组卷
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3卷引用:四川省攀枝花市2018-2019学年高二下学期期末数学试题
四川省攀枝花市2018-2019学年高二下学期期末数学试题(已下线)2020届高三12月第02期(考点14)(理科)-《新题速递·数学》福建省泉州市南安第一中学2019-2020学年高三上学期第二次月考数学(理)试题
名校
7 . 已知曲线
的极坐标方程为
,直线
,直线
.以极点
为原点,极轴为
轴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
的参数方程;
(2)已知直线
与曲线
交于
两点,直线
与曲线
交于
两点,求
的周长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b798e519c157cb682f581d226e7c5505.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6055d14b3bcad6d15a22f017b12bee95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10425928a8ea108ef6fcf9eb0e36afa8.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/44434b647ec546fe787e2164e0be6cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知直线
![](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/2ef19f98e86ae7504671413780b3b1a9.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/6544a7dd562c6cc0c9079d75c1bbfbd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/800eca4e8d1c3f4792a1d3aba6f3b481.png)
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2018-12-30更新
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1897次组卷
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18卷引用:【市级联考】四川省泸州市2017-2018学年高二(下)期末模拟数学(理科)试题
【市级联考】四川省泸州市2017-2018学年高二(下)期末模拟数学(理科)试题松林市乾安县第七中学2016-2017学年高二下学期期末考试数学(理)试题松原市乾安县第七中学2016-2017学年高二下学期期末考试数学(文)试题【全国市级联考】黑龙江省齐齐哈尔市2017-2018学年高二下学期期末考试数学(理)试题【全国市级联考】黑龙江省齐齐哈尔市2017-2018学年高二下学期期末考试数学(文)试题【市级联考】广东省广州市2019届高三第一学期调研考试(一模)文科数学试题广东省梅州市兴宁市第一中学2019-2020学年高三上学期期末数学(文)试题四川省棠湖中学2019-2020学年高二下学期期末模拟考试数学(理)试题四川省棠湖中学2019-2020学年高二下学期期末模拟考试数学(文)试题黑龙江省齐齐哈尔市第八中学2017届高三第三次模拟考试数学(理)试题黑龙江省齐齐哈尔市第八中学2017届高三第三次模拟考试数学(文)试题河南省商丘市2017-2018高三第二次模拟考试理科数学试卷河南省商丘市2018届高三第二次模拟考试文科数学试题【市级联考】广东省广州市2019届高三年级第一学期调研考试(零模)理科数学试题【校级联考】湘赣十四校(湖南省长郡中学、江西省南昌市第二中学等)2019届高三下学期第一次联考数学(文)试题【市级联考】辽宁省沈阳市郊联体2019届高三第一次模拟考试数学(理科)试题【市级联考】湖北省八市(黄石市.仙桃市.天门市.潜江市.随州市.鄂州市.咸宁市.黄冈市)2019届高三3月联合考试理科数学试题【全国百强校】内蒙古第一机械制造(集团)有限公司第一中学2018-2019高二下学期期中考试数学(文)试题
名校
8 . 在极坐标系中,
是极点,设点
,
,则
的面积是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a037ada486f74c485d66cb2b98b60063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99bce438236304618638fac0e64fdd0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84ed6bee57f4526320197d6a7474386f.png)
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2018-07-05更新
|
634次组卷
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5卷引用:四川省南充高级中学2016-2017学年高二下学期期末考试数学(文)试题