作图题(不写作法,保留作图㾗迹):已知N,M是
内、外的两点,直接在图中作出点P,使点P同时满足条件①P点到
的两边的距离相等;②P点到M,N两点的距离相等.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7b2fe01a33c4825f9974ed9663a99c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7b2fe01a33c4825f9974ed9663a99c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/9/6632a6ea-4a5d-472f-9cfc-9893b02b6ff9.png?resizew=181)
更新时间:2023-02-07 21:57:18
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相似题推荐
解答题-作图题
|
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名校
【推荐1】已知:如图
中,
.
求作:点P,使得点P在
上,且点P到
的距离等于
.
作法:
①以点B为圆心,以任意长为半径作弧,分别交射线
于点
;
②分别以点
为圆心,以大于
的长为半径作弧,两弧在
内部交于点F;
③作射线
交
于点P.则点P即为所求.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/14/2e34f5bf-ebe2-4299-b8ac-d3f62df42771.png?resizew=175)
(1)使用直尺和圆规,补全图形(保留作图痕迹);
(2)完成下面证明.
证明:连接
.
在
和
中
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/309c842ad76cf77cd4be15ba736b21f5.png)
.
(_________________)(填推理的依据).
,点P在
上,
.
作
于点Q,
点P在
上,
__________(______________________)(填推理的依据).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9509d79235ae6a7dbcf2d3973d4ad880.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
求作:点P,使得点P在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
作法:
①以点B为圆心,以任意长为半径作弧,分别交射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e58e08ee0b2580a62cf20f709b5e90df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91e1e4115d78e625e9e0f47cdade3286.png)
②分别以点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91e1e4115d78e625e9e0f47cdade3286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65026a6b6402cb599e14be8023a3f6a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
③作射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/14/2e34f5bf-ebe2-4299-b8ac-d3f62df42771.png?resizew=175)
(1)使用直尺和圆规,补全图形(保留作图痕迹);
(2)完成下面证明.
证明:连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b26171c332b1bf23ed2e0217d006446.png)
在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7e64c953aaf341e772a5fe776fbc78a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f2ea13010e2399194be2a681310543e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/309c842ad76cf77cd4be15ba736b21f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9749de43d4126a6c405963d316088e46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8f7a37d893711f3c415fed87f2eb2ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e5ec6ae60e65b8e9e4535d7ed8824be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24f9468a4f2ecbef2039bceed6ef6954.png)
作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d84733f9dc908ceb11459cc2aed580ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16f3d198e76391779fa3badc848c8ac8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/709980626e94ca3c7cdc2cbbfe95061c.png)
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【推荐2】如图,在△ABC中,AB=AC,过顶点A作AD⊥BC交BC于点D.请用尺规作图法在AD边上求作一点P,使得点P到AB的距离等于PD的长.(保留作图痕迹,不写作法)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/6/27/652d4dc1-bddf-486b-b811-027db7ffb87e.png?resizew=185)
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解答题-作图题
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【推荐1】如图,在四边形ABCD中,AD∥BC,AD=BC.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/5/83bd5497-a44b-495b-ae33-01b6b1bbd656.png?resizew=152)
(1)实践与操作:利用尺规按下列要求作图,作∠DAB的平分线与BC的延长线交于点E,与DC交于点F.(保留作图痕迹,不写作法)
(2)猜想与证明:试猜想DC与BE有怎样的数量关系,并说明理由.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/5/83bd5497-a44b-495b-ae33-01b6b1bbd656.png?resizew=152)
(1)实践与操作:利用尺规按下列要求作图,作∠DAB的平分线与BC的延长线交于点E,与DC交于点F.(保留作图痕迹,不写作法)
(2)猜想与证明:试猜想DC与BE有怎样的数量关系,并说明理由.
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解答题-作图题
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【推荐2】如图,四边形
是矩形,对角线
与
相交于点
.
![](https://img.xkw.com/dksih/QBM/2021/4/22/2705236847403008/2706862030168064/STEM/a014b494-0aea-4c57-ad29-08a7516fdff0.png)
(1)尺规作图:作
的角平分线
,交
于点
,不写作法,保留作图痕迹,标明字母;
(2)
与
交于点F,若
,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://img.xkw.com/dksih/QBM/2021/4/22/2705236847403008/2706862030168064/STEM/a014b494-0aea-4c57-ad29-08a7516fdff0.png)
(1)尺规作图:作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3981e7286d41960daf4e110c1c84e03a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)
![](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/48d9e7ef53045ebea91d4e9305c12ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e35cfb01d9e4729e9b41eb33feb5b8c6.png)
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解答题-证明题
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【推荐1】在△ABC的边AC上取一点,使得AB=AD,若点D恰好在BC的垂直平分线上,写出∠ABC与∠C的数量关系,并证明.
![](https://img.xkw.com/dksih/QBM/2019/11/8/2333781487558656/2347649176158208/STEM/002259ad-b94a-4ebe-897c-f0c269a6f6f2.png)
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解答题-作图题
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【推荐2】如图,在
中,
,
,
![](https://img.xkw.com/dksih/QBM/2023/4/12/3214843411021824/3221453535027200/STEM/c07b5a1911c74943a8739ac0aaa54021.png?resizew=125)
(1)请用尺规作图法,作
的垂直平分线
,交
于点D,交
于点E(不要求写作法,保留作图痕迹);
(2)在(1)的条件下,连接
,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65c5840e0454fdec7d2158072c43b8db.png)
![](https://img.xkw.com/dksih/QBM/2023/4/12/3214843411021824/3221453535027200/STEM/c07b5a1911c74943a8739ac0aaa54021.png?resizew=125)
(1)请用尺规作图法,作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(2)在(1)的条件下,连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79cd9d0d73549e2944578f3513631ce5.png)
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解答题-作图题
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【推荐1】在
中,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/22/fb4699d3-9d92-4bbc-8bc0-49ae72f33aeb.png?resizew=176)
(1)求作线段
的垂直平分线
,与线段
相交于点
,与线段
相交于点
.(不写作法,保留作图痕迹);
(2)在你所作的图形中,连接
. 求证:
是等边三角形.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3262fc038bbec5e7c8cc47df08bef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d3c9ce32b721995f355eea411340e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/22/fb4699d3-9d92-4bbc-8bc0-49ae72f33aeb.png?resizew=176)
(1)求作线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.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)
(2)在你所作的图形中,连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac451db3443cabb204f96c31fd4a02e.png)
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解答题-作图题
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【推荐2】如图,在
中,
,点P是边
上一点,请用尺规作图法在边
上求作一点Q,使得
.(保留作图痕迹,不写作法)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c633830c6e2ac6d8d6e18890ef5ee33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d9142db4dd2ef151bf3d4a63afb61e.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/0e389e9c90f2cc008d2493625e7729dc.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/18/65f95480-4b66-413b-93aa-3b445e3bd578.png?resizew=165)
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