如图,平面上有
,
,
,
四个点,请根据下列语句画出图形:
(1)画直线
;
(2)连接
,并延长线段
至点
,使点
为
中点;
(3)在直线
上找一点
,使点
到
,
两点的距离之和最小.
![](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/2023/12/23/dee55c7d-2dbd-4073-8dab-9bfbaeade374.png?resizew=111)
(1)画直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
(3)在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
更新时间:2023-12-23 20:49:18
|
相似题推荐
解答题-作图题
|
较易
(0.85)
【推荐1】如图,已知线段
,
,
.
(1)请用尺规按下列要求作图.(要求:不写作法,保留作图痕迹,标明字母)
①延长
到点
,使
;
②在线段
上取一点
,使
.
(2)已知
,
,
,
是
的中点,求线段
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(1)请用尺规按下列要求作图.(要求:不写作法,保留作图痕迹,标明字母)
①延长
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e781a2489271bfd1597cba1bb6f5887.png)
②在线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb0786732df29e599cd67cd69e5a1a5f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6747441b260ca043446b5d472fece440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a784ece9210b6b6a49ba30a82312384b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/391deebe95989a57f4880d55332ca877.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/31/6a065144-727d-425c-93a6-6a99fbdb574c.jpg?resizew=163)
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解答题-作图题
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较易
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【推荐2】如图,已知平面上的四点A,B,C,D.按下列要求用尺规作图(不写作法,保留作图痕迹):
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/29/64e8598c-578c-4f4f-a755-d9c664a0770c.png?resizew=103)
(1)作直线
、线段
、射线
,且将
反向延长;
(2)在射线
上确定点E,使得
;
(3)在直线
上确定点P,使点P到点B、点D的距离之和最短.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/29/64e8598c-578c-4f4f-a755-d9c664a0770c.png?resizew=103)
(1)作直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)在射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea2ae9d515f9ab351ad72306b776ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbce89f7316462e5925918ae4a4d2b38.png)
(3)在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
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解答题-作图题
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较易
(0.85)
【推荐1】如图,小河边有两个村庄A,B,要在河边
上建一自来水厂向A村与B村供水,若要使水厂到A,B村的水管(同样的料)用料最省,则水厂应建在什么位置?
(2)请根据画法写出每一步的详细作图步骤;
(3)请根据画法证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
(2)请根据画法写出每一步的详细作图步骤;
(3)请根据画法证明你的结论.
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解答题-作图题
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较易
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【推荐2】如图,
的顶点都在
正方形网格纸的格点上,且
. 按要求完成下列问题:
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/5/6b959f88-af6a-4aad-84a5-23ee735041dc.png?resizew=231)
(1)在坐标系中,描出点
的位置,并连接
则
与
关于 对称;(填“x轴”或“y轴”)
(2)画出
关于y 轴对称的
;
(3)设点P是x 轴上一动点,直接写出
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd4be97adde17423d59d86d18318c2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/858bfd4a1ebb1958641984f9a04e4e4e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/5/6b959f88-af6a-4aad-84a5-23ee735041dc.png?resizew=231)
(1)在坐标系中,描出点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/779fa2d360785fe6136e755e4d6be4ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be9b4398f8a6b9b3df156ae334eeb234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
(2)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adf1c5eb81b252c151d4bb5be7fe3671.png)
(3)设点P是x 轴上一动点,直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a13ec9a812274ad0839f20ba17348687.png)
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解答题-问答题
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较易
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【推荐1】按下列要求画图,并回答问题:画线段
厘米,延长线段
到C,使
厘米,再反向延长线段
到D,使
厘米,点O是线段
的中点,求线段
的长是多少?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9df375f99843ea8e0fa5daa3dcfbd985.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
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解答题-作图题
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(0.85)
名校
【推荐2】如图,平面内有4个点A、B、C、D,按下列语句在指定位置上画出图形.
![](https://img.xkw.com/dksih/QBM/2018/12/23/2102908383395840/2106640190103553/STEM/1d83809d9a024909b1239b0efe85130e.png?resizew=149)
(1)画直线AB;
(2)画线段AC;
(3)画射线DC;
(4)连结AD、BC,相交于点O.
![](https://img.xkw.com/dksih/QBM/2018/12/23/2102908383395840/2106640190103553/STEM/1d83809d9a024909b1239b0efe85130e.png?resizew=149)
(1)画直线AB;
(2)画线段AC;
(3)画射线DC;
(4)连结AD、BC,相交于点O.
您最近一年使用:0次