已知:如图,在
中,
.
用圆规,直尺作图,不写作法,但要保留作图痕迹.
(1)求作:点D,使点D在
边上,且
.
(2)求作:
,使
.
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
用圆规,直尺作图,不写作法,但要保留作图痕迹.
(1)求作:点D,使点D在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ff29971ccc633d89832ffa9bd54afa3.png)
(2)求作:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b51d3992644d37dc71c9b5a97d515c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9bef528b4a8d3b26090558bb5b32e16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e57a8c3317f09e35e901c11b7826c69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7dab0c0c0f988903f228a6510208420.png)
更新时间:2024-01-16 09:09:19
|
相似题推荐
解答题-作图题
|
较易
(0.85)
【推荐1】如图,平面上有五个点A,B,C,D,E.按下列要求画出图形.
(1)连接BD;
(2)画直线AC交线段BD于点M;
(3)请在直线AC上确定一点N,使B,E两点到点N的距离之和最小.
(1)连接BD;
(2)画直线AC交线段BD于点M;
(3)请在直线AC上确定一点N,使B,E两点到点N的距离之和最小.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/11/0e5e2af9-cfde-4019-bb20-99e6ccdb85ec.png?resizew=204)
您最近一年使用:0次
解答题-作图题
|
较易
(0.85)
名校
【推荐2】如图,已知平面内的四个点
,
,
,
,请用直尺和圆规完成下列作图.(不写画法,保留画图痕迹)
(1)画直线
;
(2)画射线
;
(3)连接
并延长
到E,使得
;
(4)在线段
上取点P,使
的值最小,并说明理由.
![](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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/2/7d13170a-60e8-484b-bc92-8bbcede2229f.jpg?resizew=131)
(1)画直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)画射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(3)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a9535cb743e803f653070cbabfaf6f5.png)
(4)在线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.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
|
较易
(0.85)
【推荐1】尺规作图:已知
.
求作
,使
.
要求:(1)不写作法,保留作图痕迹;(2)说明作图过程中使用了什么相等.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
求作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3634979dfcebf857b20874dd320d80b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d4878c67f6e975f00d7976ff3907a85.png)
要求:(1)不写作法,保留作图痕迹;(2)说明作图过程中使用了什么相等.
![](https://img.xkw.com/dksih/QBM/2019/9/27/2299762191851520/2299807617425408/STEM/ab88bb360fac4e58b5f4d4e089c2f7ec.png?resizew=232)
您最近一年使用:0次
解答题-作图题
|
较易
(0.85)
【推荐2】尺规作图:(不写作法,保留作图痕迹)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/2/bced690a-1dc9-429b-a337-6d5984e53ee2.png?resizew=221)
已知:
.
求作:
,使
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/2/bced690a-1dc9-429b-a337-6d5984e53ee2.png?resizew=221)
已知:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
求作:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f7856371e871f6f78b4dbf9927ad944.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐1】如图,
中,
,
垂直平分
,交
于点F,交
于点E,且
.
(1)若
,求
的度数:
(2)若
周长
,求
长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b5f215a42c4b7078d8d65923eb9980e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e792b0ef3d542237ed0903194597651.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/26/bed0c99b-0f94-4302-9588-bf26679c6c4a.png?resizew=161)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34fb900d14718e4a47eb9d8a17b0dd8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194741f4d2ae7ee44cafca780361446a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d7ad247c47d1ee78d350ccb0354d5c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
您最近一年使用:0次
解答题-作图题
|
较易
(0.85)
【推荐2】如图,在
中,
.
(1)作
的垂直平分线
,交
于点D,交
于点E;(用黑色水笔描出作图痕迹,不要求写作法)
(2)连接
,求
的周长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e2e4f3c7b70ff8cac20d3f9772e5cf3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/25/8e70e110-b0e8-4d8b-9534-251f70a179af.png?resizew=103)
(1)作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfa1a2af7e38d33634c462300df381f.png)
您最近一年使用:0次