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解题方法
1 . 已知角
终边经过点
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02a59f094a71b7cd46fb4d111aa00ef6.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
您最近一年使用:0次
2023-03-25更新
|
403次组卷
|
5卷引用:福建省漳州市第一中学2020-2021学年高一下学期期初考试数学试题
福建省漳州市第一中学2020-2021学年高一下学期期初考试数学试题福建省福清西山学校2021-2022学年高一12月月考数学试题四川省乐山沫若中学2022-2023学年高一下学期3月月考数学试题(已下线)专题5.2—任意角的三角函数-2022届高三数学一轮复习精讲精练广东省深圳市人大附中深圳学校2024届高三上学期9月月考数学试题
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2 . 已知
满足方程组
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa74cac01fb5673f67b4073ff65aff1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
A.4 | B.﹣4 | C.2 | D.﹣2 |
您最近一年使用:0次
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3 . 一同学在
天假期中观察:
(1)下了7次雨,在上午或下午;
(2)当下午下雨时,上午是晴天;
(3)一共有5个下午是晴天;
(4)一共有6个上午是晴天.
则
最小为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(1)下了7次雨,在上午或下午;
(2)当下午下雨时,上午是晴天;
(3)一共有5个下午是晴天;
(4)一共有6个上午是晴天.
则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
A.7 | B.9 | C.10 | D.11 |
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4 . 已知
是关于
的二次函数, 当
的取值范围在
时,
在
时取得最大值,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e441bc0d64c73edc1f21bca54e2081c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e6c6d519f880597f0b7720e0ff0aa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-07-20更新
|
1307次组卷
|
2卷引用:福建省厦门第一中学2021-2022学年高一上学期入学考试数学试题
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5 . 如图,
是⊙
的直径, 点
是⊙
上一点,
与过点
的切线垂直,垂足为
,直线
与
的延长线交于点
,弦
平分
,交
于点
,连接
,
.下列四个结论:①
平分
;②
;③若
,则阴影部分的面积为
;④若
,则
.其中正确的是( )
![](https://img.xkw.com/dksih/QBM/2022/7/19/3026085845606400/3026551008870400/STEM/8c31de8b125540aa85ac8a4138e9e213.png?resizew=325)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.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/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09254148205a4a4270366a3bf97fd1f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4189a0821a0ffab9dc171ecd279ba442.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c930000ea3ca68dc470e18e7c5b06707.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1c7514f9d5814f4d8665f53df584d7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d016e64a0a68d18025807d759afbc82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ead7a3d68d366271a04bedaa09e915d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad919489f3c6ca864788fc36c02f504c.png)
![](https://img.xkw.com/dksih/QBM/2022/7/19/3026085845606400/3026551008870400/STEM/8c31de8b125540aa85ac8a4138e9e213.png?resizew=325)
A.①② | B.③④ | C.①②④ | D.①②③ |
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6 . 计算(先化简,再求值):
,其中
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf08cdb50b0e232e93e2b2cdea14afdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5eb360c4198ba1484e71ca816efaddc.png)
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7 . 如图是一块长、宽、高分别为6cm、4cm、3cm的长方体木块,一只蚂蚁要从长方体木块的一个顶点A处,沿着长方体的表面到长方体上和A相对的顶点B处吃食物,那么它需要爬行的最短路径的长是( )
A.![]() | B.![]() | C.9cm | D.![]() |
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8 . 如图,在矩形
中,
是
边上的一个动点,将四边形
沿直线
折叠,得到四边形
,连接
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/26/be5e9433-accb-4999-90c7-6c109a26a897.png?resizew=264)
(1)若直线
交
于点
,求证:
;
(2)当
时,求证:
是等腰三角形;
(3)在点
的运动过程中,求
面积的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a427d5f2cf6a3f0def245390659b926.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fa7bbd7831e9ff4f8cffc8889d34f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/587b17d31ce1f43f5e612a8af76e99f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19acc3626e783d7924158ce5084eda89.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/26/be5e9433-accb-4999-90c7-6c109a26a897.png?resizew=264)
(1)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67d822262ff00915910e5b87d81ad1ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db94ea06ef27a92107d4bb70a404a826.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f586a2079d0e382ef843f4dbe068566e.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9641adf134bc4035b8267f469c034969.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66e02222d0d200d831df720f0aa80835.png)
(3)在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66e02222d0d200d831df720f0aa80835.png)
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解题方法
9 . 为了参加中考体育测试,厦门中学的甲、乙、丙三位同学进行足球传球训练,球从一个人脚下随机传到另一个人脚下,且每位传球人传给其余两人的机会是均等的,由甲开始传球,共传球三次.三次传球后,球回到甲脚下的概率大还是传到乙脚下的概率大?____ .(填:甲或乙或一样大)
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解题方法
10 . 如图,在平面直角坐标系xOy中,把由两条射线AE,BF和以AB为直径的半圆所组成的图形叫做图形C(注:不含AB线段).已知
,AE∥BF,且半圆与y轴的交点D在射线AE的反向延长线上.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/1/0f2f8ff8-3e73-4988-a59f-3fdc5c070ab5.png?resizew=179)
①当一次函数y=x+b的图象与图形C恰好只有一个公共点时,b的取值范围为_________ ;
②已知平行四边形AMPQ(四个顶点A,M,P,Q按顺时针方向排列)的各顶点都在图形C上,且不都在两条射线上,则点M的横坐标x的取值范围为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f01b186ac8aa73e1a3609b40b6c3ee6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/1/0f2f8ff8-3e73-4988-a59f-3fdc5c070ab5.png?resizew=179)
①当一次函数y=x+b的图象与图形C恰好只有一个公共点时,b的取值范围为
②已知平行四边形AMPQ(四个顶点A,M,P,Q按顺时针方向排列)的各顶点都在图形C上,且不都在两条射线上,则点M的横坐标x的取值范围为
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