如图,在等腰三角形
中,
,点
是
的中点,
交
于点
,连接
,已知:
,则
的长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/974716ab9388932181e478f2afbc8c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b84c9d873289f99d8eb733d12899280.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/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59469fec41f76ac4007153900bea1c3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/8/3ad8cee2-11e2-4120-b57c-11396acd7e00.png?resizew=121)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2023-10-08 20:37:56
|
相似题推荐
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【推荐1】如图,边长是6的等边
,BD为
的平分线,动点P,Q分别在线段BC,BD上运动,连接CQ,PQ,当线段
的长度最短时,BP的长度为( ).
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/16/cadf256d-c9fc-4133-82e0-361a235b0a38.png?resizew=133)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc9d2c205d8be2d91004fdda830f6074.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/16/cadf256d-c9fc-4133-82e0-361a235b0a38.png?resizew=133)
A.1 | B.2 | C.3 | D.4 |
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【推荐2】如图,在
中,
,
的垂直平分线交
于点
,交
于点
,若
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/27/f9098837-32a7-4cae-9bb1-6b2ffe10c349.png?resizew=105)
![](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/f52a58fbaf4fea03567e88a9f0f6e37e.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/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a76ffd241623ec4ee9fd08876464def3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6217ba54baf35aca59d9b89ded7367e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/27/f9098837-32a7-4cae-9bb1-6b2ffe10c349.png?resizew=105)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】如图:四边形
是矩形,点F 在
边上,
平分
且
垂足 为点E, 连接
并延长交
于点 G, 连接
交
于点H, 连接
交
于点I, 有下列结论:
①
;②
垂直且平分
;③
;④
其中正确的结论有( )个 .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2947ca8e0cdbeb4aab80ce9e7b63ba98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fd16cc29e5d08f493d2b6db580c793c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06e322e0c87479bba874db9ae9ba36b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fc56c77464a17a1e97b568762a3e2c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f400f920f851793c2c1c564eddfe5f79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fc56c77464a17a1e97b568762a3e2c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efdbd495966ecedc026f68ecee289287.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af365c76d689869dd640ff1445761f45.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/3/a2564798-1275-4695-9c8b-5d270dd53d81.png?resizew=138)
A.①③④ | B.③④ | C.①② | D.①②④ |
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名校
【推荐2】如图,四边形
、
均为正方形,且B、C、E三点在同一直线上,G在线段
上,M为
上一点,
,
与
交于点N,连接
、
、
.下列结论:①
;②
;③
的周长
;④
平分
,其中正确结论的个数是( )
![](https://img.xkw.com/dksih/QBM/2021/8/27/2795072448094208/2795099769274368/STEM/6289bfa8-f4eb-4b1d-9727-9b72970ec267.png?resizew=230)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b1f13007c6d134c50004c62dc240707.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9af41df8bea61eb18594f326277b118.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/907d5147cea4c9ce855074864fe54506.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4067b50a6aa2a6462f1d9df4b093f66.png)
![](https://img.xkw.com/dksih/QBM/2021/8/27/2795072448094208/2795099769274368/STEM/6289bfa8-f4eb-4b1d-9727-9b72970ec267.png?resizew=230)
A.1 | B.2 | C.3 | D.4 |
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【推荐1】如图,以
的边
为边作正方形
,
与
,
分别交于点F,G,若
,
,
,则
的长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/1/72cb0502-d447-4eef-a4bf-0ac41e93a50e.png?resizew=106)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6818a98204f62c1b16699d26ca0c3f62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
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A.12 | B.24 | C.25 | D.26 |
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【推荐2】如图,已知在△ABC中,
,将线段AC绕点A顺时针旋转得到AD,且
,连接CD,且△ACD的面积为( )
![](https://img.xkw.com/dksih/QBM/2020/7/13/2504904445214720/2505720764866562/STEM/7844be03c9a14ff4ae62dbbd34db75ee.png?resizew=154)
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A.24 | B.30 | C.36 | D.40 |
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