如图,在方格纸中按要求画图,并完成填空.
绕点O顺时针旋转
后得到的线段
,连接
;
(2)画出与
关于直线
对称的图形,点A的对称点是C;
(3)填空:
的度数为_________.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)画出与
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
(3)填空:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb0b2fb47382e76af829559a75b48fca.png)
2023·湖北宜昌·中考真题 查看更多[15]
2023年湖北省宜昌市中考数学真题(已下线)第23单元02基础练(已下线)2023年湖北省中考数学真题变式题21-24题(已下线)XDRzkgssxzw984(已下线)专题23.16 旋转(直通中考)(全章提升练)-2023-2024学年九年级数学上册基础知识专项突破讲与练(人教版)河南省商丘市夏邑县2023-2024学年九年级上学期期中数学试题河南省许昌市2023-2024学年九年级上学期期中数学试题(已下线)第4讲 轴对称和中心对称(已下线)第4讲 作图题(已下线)专题9.3 图形的旋转(直通中考)(分层练习)-2023-2024学年八年级数学下册基础知识专项突破讲与练(苏科版)(已下线)专题3.10 图形的旋转(直通中考)(提升练)-2023-2024学年八年级数学下册基础知识专项突破讲与练(北师大版)2024年黑龙江省哈尔滨市南岗区中考一模数学试题2024年甘肃省天水市甘谷县部分学校九年级下学期一模数学模拟试题(已下线)专题3.18 图形的平移与旋转(全章直通中考)(提升练)-2023-2024学年八年级数学下册基础知识专项突破讲与练(北师大版)2024年宁夏银川市唐徕中学九年级下学期第一次中考模拟考试数学试题
更新时间:2023-06-23 18:18:26
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解答题-问答题
|
适中
(0.65)
【推荐1】如图,在
中,
,C为
上一点,连接
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/4/048585e0-5611-4cf1-ae59-0f4cd0a5d0cd.png?resizew=163)
(1)若
,求
的度数;
(2)若
的面积与
的面积之比为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a325834e138fd6243062ef5359578520.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/4/048585e0-5611-4cf1-ae59-0f4cd0a5d0cd.png?resizew=163)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1182995681071db62a76b7c1f449c6c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d22df2977de56cc69be0c1e847653d7a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7ffcd1925a2b1259221c6a476152f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d89d4913df24c5d0f8d24232b3265c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5509269c540ac83ba34d2e8a31242903.png)
您最近一年使用:0次
解答题-证明题
|
适中
(0.65)
【推荐2】如图,△ABC中,∠A=36°,∠C=72°,∠DBC=36°.
(1)求∠ABD的度数.
(2)求证:BC=AD.
(1)求∠ABD的度数.
(2)求证:BC=AD.
![](https://img.xkw.com/dksih/QBM/2018/12/20/2100755582943232/2103607792558082/STEM/f667ebfa703f4884b450152716a6cd03.png?resizew=121)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
【推荐1】如图,在长度为1个单位长度的小正方形组成的正方形中,点A、B、C在小正方形的顶点上.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/23/b4fa1c06-d19a-4b66-949b-f7356fba4aea.png?resizew=536)
(1)在图1中画出与
关于直线l成轴对称的
;
(2)如果三角形三个顶点都在格点处的三角形被称为“格点三角形”.那么请在图2中作出以AC为边与△ABC全等的格点三角形;
(3)在图3中直线l上找一点P,使PB+PC的长最短.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/23/b4fa1c06-d19a-4b66-949b-f7356fba4aea.png?resizew=536)
(1)在图1中画出与
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f80f699558ff62a31152df321b064f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdfde354bd6f55a75f0274df53285717.png)
(2)如果三角形三个顶点都在格点处的三角形被称为“格点三角形”.那么请在图2中作出以AC为边与△ABC全等的格点三角形;
(3)在图3中直线l上找一点P,使PB+PC的长最短.
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
【推荐2】如图,
三个顶点的坐标分别为
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b776e8a8d2501624296dbcdf46136c6b.png)
![](https://img.xkw.com/dksih/QBM/2020/5/4/2455342893441024/2456128614785024/STEM/97543072289c4f618707bb9a7059c973.png?resizew=259)
(1)请画出
向下平移5个单位长度后得到的
;
(2)请画出
关于
轴对称的
;
(3)若坐标轴上存在点
,使得
是以
为底边的等腰三角形,请直接写出满足条件的点
坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1dab74e16403e8131f9f5b2a74f3a84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76d03fa28c117649b0fdfe17eed7b583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b776e8a8d2501624296dbcdf46136c6b.png)
![](https://img.xkw.com/dksih/QBM/2020/5/4/2455342893441024/2456128614785024/STEM/97543072289c4f618707bb9a7059c973.png?resizew=259)
(1)请画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62c3135fa20c32d04a270750f77c1f2d.png)
(2)请画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/403590d719951bd6133479f4e52041bc.png)
(3)若坐标轴上存在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a963303fe22ec08224925c84ad91916.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc34876d748f30fa4fc2eb6a686b5ff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
您最近一年使用:0次
解答题-证明题
|
适中
(0.65)
【推荐1】如图,点A,C均在
上,
,
外一点P在直线
上,连接
交
于点B,作点B关于
的对称点D,以点D为顶点作
,点E在
上.
是
的切线;
(2)若
平分
,
,求
的长.
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51ead5c669fa34d89c622d875562ecc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21037e170bdbb322558e79c40c00b454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d38f82c22dbe17fa2180f596b9395c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11f16e77b039842ae40a4b04c527655a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
【推荐2】如图,方格纸中的每个小方格都是边长为1个单位长度的正方形,每个小正方形的顶点叫格点,
的顶点均在格点上,点 O、D也在格点上.
关于直线
对称的
;
(2)画出
绕点 O按顺时针方向旋转
后所得的
;
(3)
与
组成的图形是轴对称图形吗?如果是轴对称图形,请画出对称轴.
(4)请在直线
上找一点P,使得
最短.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/683c590673eece14fea3319c4fd5eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(2)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
(4)请在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/683c590673eece14fea3319c4fd5eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a51a8d10345f567e0f2daf18529d42f0.png)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
【推荐1】如图,在平面直角坐标系中,
,
,
.
(1)画出与
关于原点
成中心对称的
;
(2)画出
绕原点
顺时针旋转
得到的
;
(3)直接写出线段
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa3305ac6ef7117a61b3ed9fffb03030.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee07d86765c4fb74ac647742f16bd57c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be2f117dc9adcb8fa7acf25bd2cbf283.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/1/b9937891-2fb0-4c1d-ad76-9eb171cb2823.png?resizew=242)
(1)画出与
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(2)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad407b15e29943286c404b953b34485.png)
(3)直接写出线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/473913c0887bb64d386f4c02f1853452.png)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
【推荐2】在平面直角坐标系中,
的顶点坐标是
,
,
.线段
的端点坐标是
,
.
(1)画出
绕坐标原点O逆时针旋转
后的图形
(2)试说明如何平移线段
,使其与线段
重合:
(3)将
绕坐标原点O逆时针旋转,使
的对应边为
,点B的对应点为点F,画出
.直接写出点F的坐标;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbd664f3f2d8b43d8195df8760738e2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2442a318b33a4ee99ca57009c9a2ad1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c3d4ae44aa32763a386ed56331d69c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba06c65859db60e0eae66451485926a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d7dbf4a4771ddbc278973ba91594244.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/24/a6f05044-3c5f-4a75-b960-19e06f7f0571.png?resizew=226)
(1)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
(2)试说明如何平移线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21037e170bdbb322558e79c40c00b454.png)
(3)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21037e170bdbb322558e79c40c00b454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
您最近一年使用:0次