如图,在
中,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/18/e9508d01-b82f-4555-9ffb-8d8eda836be1.png?resizew=125)
(1)请用尺规作图,作
的垂直平分线交
于点P(保留作图痕迹,不要求写作法);
(2)若
,
,求
的长度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/18/e9508d01-b82f-4555-9ffb-8d8eda836be1.png?resizew=125)
(1)请用尺规作图,作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fb01d2b57580731c8b807ac8cffc8ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1682d306c38087d9e6f7efb9cec596a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
更新时间:2023-03-17 23:24:08
|
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解答题-作图题
|
适中
(0.65)
【推荐1】如图,已知
中,
,求作
的垂直平分线
,分别交
于
两点;连接
,求出
的长.(要求:尺规作图,保留作图痕迹,不写作法)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9ebd222cefbcd5ce44d3789865f68d8.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
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![](https://img.xkw.com/dksih/QBM/2018/6/4/1960053193629696/1960606249484288/STEM/ec163c40949347cebccb738bf5cb99aa.png?resizew=209)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
名校
【推荐2】几何作图题
(1)如图,
内接于
,
是
的中点,请用无刻度的直尺作
的中线
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/a235d00f-9c4a-4637-b1d8-ba218c045527.png?resizew=160)
(2)如图,已知
,请用无刻度的直尺和圆规作
,使圆心
到
,
边的距离相等,且
经过A,B两点.(不写做法,保留作图痕迹,标上相应字母)
(1)如图,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed41d321f4c0717ac5b443aad942d9a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/a235d00f-9c4a-4637-b1d8-ba218c045527.png?resizew=160)
(2)如图,已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d1d9218917d85a1dc19e60f076b8bfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/84dda672-dd67-41b4-bc5f-c9ede6a4089b.png?resizew=238)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐1】如图,在
中,
,
,点B在边
上,且
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/21/d0060ae1-140e-4a26-9f2f-40820f50ff71.png?resizew=150)
(1)求
的长;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac451db3443cabb204f96c31fd4a02e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3262fc038bbec5e7c8cc47df08bef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cdc5c5356ec37800b9e71ee1ad5cca7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a05e0ab55e325fb3b85fc8ca9c27c76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/21/d0060ae1-140e-4a26-9f2f-40820f50ff71.png?resizew=150)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2276de3d5dea1976ba6a745e375d4cfd.png)
您最近一年使用:0次
解答题-证明题
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适中
(0.65)
【推荐2】如图,在等边△ABC 中,点 D、E 分别在边 BC、AC 上,且 AE=CD,BE 与 AD 相交于点 P,BQ⊥AD 于点 Q.
(1)求证:BE=AD;
(2)若 PQ=4,求 BP 的长.
(1)求证:BE=AD;
(2)若 PQ=4,求 BP 的长.
![](https://img.xkw.com/dksih/QBM/2018/12/14/2096657883947008/2098066053718016/STEM/b313269abdf94733a26058b71058a76d.png?resizew=152)
您最近一年使用:0次
解答题-证明题
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适中
(0.65)
【推荐1】如图,
为半圆的圆心,
、
为半圆上的两点,连接
、
、
,
,连接
并延长,与
的延长线相交于点
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/12/40a61853-089a-4c6a-90ed-425b89b9523c.png?resizew=186)
(1)求证:
;
(2)若
,半径
,求
的长
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/12/40a61853-089a-4c6a-90ed-425b89b9523c.png?resizew=186)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df34369163e511f14028168cb0b21186.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1682d306c38087d9e6f7efb9cec596a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b42602dabcdc7bdaba0ee0af37d71f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
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解答题-证明题
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适中
(0.65)
【推荐2】如图,在矩形
中,
,
,点M为边
中点,连接
,过B作
于点
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并延长交
于点E.
.
(2)求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/305a88d4e0249bd16d48eda01331d2d4.png)
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(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
您最近一年使用:0次