用尺规作图,已知三边作三角形,用到的基本作图是( )
A.作一个角等于已知角 | B.作已知直线的垂线 |
C.作一条线段等于已知线段 | D.作角的平分线 |
17-18七年级下·全国·课后作业 查看更多[12]
北师大版七年级下册4.4用尺规作三角形练习【区级联考】浙江省绍兴市柯桥区2017-2018学年八年级(上)期末数学试卷华师大版数学八年级上册第十三章第四节13.4.2作一个角等于已知角课时练习华师大版数学八年级上册第十三章第四节13.4.4经过一已知点作已知直线的垂线课时练习辽宁省辽阳市太子河区2017-2018学年七年级第二学期期末数学试题2020年河北省沙河市中考模拟数学试题(已下线)考点40 尺规作图—2021年《三步冲刺中考·数学》(全国通用)之第1步小题夯基础2023年河北省邯郸市杨帆中学中考二模数学试题2024年吉林省长春市汽开区初中毕业班摸底考试中考一模数学模拟试题2024年吉林省长春市长春汽车经济技术开发区中考一模数学模拟试题创优作业(16)三角形-【金牌题库】2023七年级数学暑假作业(北师大版)2023年江苏省宿迁市泗阳县、宿豫区中考数学模拟预测题
更新时间:2023-06-06 07:13:58
|
相似题推荐
单选题
|
容易
(0.94)
【推荐1】如图,用圆规比较两条线段AB和
的长短,其中正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/5/65fb66d0-8ee0-451b-bf72-5926564d50aa.png?resizew=174)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc890342ba48792f572f99e3f8c033a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/5/65fb66d0-8ee0-451b-bf72-5926564d50aa.png?resizew=174)
A.![]() | B.![]() | C.![]() | D.没有刻度尺,无法确定 |
您最近一年使用:0次
单选题
|
容易
(0.94)
【推荐2】尺规作图是指( )
A.用直尺规范作图 | B.用刻度尺和圆规作图 |
C.用没有刻度的直尺和圆规作图 | D.直尺和圆规是作图工具 |
您最近一年使用:0次
单选题
|
容易
(0.94)
【推荐1】如图,点C落在∠AOB边上,用尺规作
,其中弧FG的( )
![](https://img.xkw.com/dksih/QBM/2019/11/13/2333037103595520/2333571194806273/STEM/f4de701d0ccb4a1c995f3390f403b375.png?resizew=189)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc9aad43e9e29f3a13135252de7612f7.png)
![](https://img.xkw.com/dksih/QBM/2019/11/13/2333037103595520/2333571194806273/STEM/f4de701d0ccb4a1c995f3390f403b375.png?resizew=189)
A.圆心是C,半径是OD | B.圆心是C,半径是DM |
C.圆心是E,半径是OD | D.圆心是E,半径是DM |
您最近一年使用:0次
单选题
|
容易
(0.94)
名校
【推荐2】如图,已知
,以点
为圆心,以任意长为半径画弧①,分别交
,
于点
,
,再以点
为圆心,以
长为半径画弧,交弧①于点
,画射线
.若
,则
的度数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7b2fe01a33c4825f9974ed9663a99c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/683c590673eece14fea3319c4fd5eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb55039055a4a9d65f2d0975ac56de4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc9f91270ddbe1cf3c1362e1b95aee14.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
容易
(0.94)
名校
【推荐1】已知□ABCD,根据图中尺规作图的痕迹,判断下列结论中不一定成立的是( )
A.∠DAE=∠BAE | B.∠DEA= ![]() | C.DE=BE | D.BC=DE |
您最近一年使用:0次
单选题
|
容易
(0.94)
【推荐2】如图,在
中,用直尺和圆规作
的平分线
若
则
的长是( )
![](https://img.xkw.com/dksih/QBM/2020/6/10/2481767505207296/2484472307286016/STEM/5af9a66a008844e299dbb59dfd865d8a.png?resizew=186)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2947ca8e0cdbeb4aab80ce9e7b63ba98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7bbfbbf1dd01b5248b6ca84bf32e72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78c32a9c52913e9fdb1363f057601cec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a7e4a6765ce78b05ee97764771e01f.png)
![](https://img.xkw.com/dksih/QBM/2020/6/10/2481767505207296/2484472307286016/STEM/5af9a66a008844e299dbb59dfd865d8a.png?resizew=186)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
容易
(0.94)
【推荐1】如图,在
中,分别以点
和点
为圆心,大于
长为半径画弧,两弧交于点
,
,作直线
,交
于点
,交
于点
,连接
,若
,
,
,则
的周长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/7/806aee97-5f9a-4737-a40b-742cae3a9fde.jpg?resizew=125)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](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/8d452f74791f58e8400cb8d2d6038dc4.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/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d649afbddd907f0dfec1420f02f82fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07160f14b3b453bebb64cb2bf96dc85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f6f3d14d4c0d628472a0b5dbd603f53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/7/806aee97-5f9a-4737-a40b-742cae3a9fde.jpg?resizew=125)
A.28 | B.22 | C.19 | D.15 |
您最近一年使用:0次
单选题
|
容易
(0.94)
【推荐2】如图,在
中,
,
,分别以点A和点C为圆心,大于
的长为半径画弧,两弧相交于点M,N,作直线
,交
于点D,连接
,则
的度数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/23/020b90cf-7825-466c-a245-9ee66fc0dcf4.png?resizew=255)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0374c406b563f0d258aa5c2654bbd06e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68e744f480e11f588570c5d6738799f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c93148adbc6e856da9a9d263f485d003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2947ca8e0cdbeb4aab80ce9e7b63ba98.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/23/020b90cf-7825-466c-a245-9ee66fc0dcf4.png?resizew=255)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次