如图,在
中,
,点
在边
上(不与点
,点
重合),点
在线段
的延长线上,且
.设
,
,则( )
![](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/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e792b0ef3d542237ed0903194597651.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44fb6f319e24fbda57df9f729233f5fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45104f6909fd980528d30bc388118464.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-05-27 16:33:45
|
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【推荐1】如图所示,在正方形
中,O是对角线
的交点,过O作
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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A.3 | B.4 | C.5 | D.6 |
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【推荐2】如图,在△ABC中,AB=AC=12,点E在边AC上,AE的中垂线交BC于点D,若∠ADE=∠B,CD=3BD,则AE等于( )
![](https://img.xkw.com/dksih/QBM/2022/1/20/2898389158649856/2917729776214016/STEM/cee1b6f6-3716-4a24-9cfb-b4c5a3097a0e.png?resizew=160)
![](https://img.xkw.com/dksih/QBM/2022/1/20/2898389158649856/2917729776214016/STEM/cee1b6f6-3716-4a24-9cfb-b4c5a3097a0e.png?resizew=160)
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【推荐1】如图,AE是四边形ABCD外接圆
的直径,
,
,则
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![](https://img.xkw.com/dksih/QBM/2022/1/20/2898420928069632/2914333277331456/STEM/06ffb46f-5701-4dff-aafe-29da5027df81.png?resizew=176)
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【推荐2】如图,已知点O是
的外心,
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![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/22/77d30c02-3259-4f8d-9bb2-052c713bb225.png?resizew=111)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8117b8e89b9aa4ed51fbaa8df8381c25.png)
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【推荐1】如图所示,矩形
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上一点(P不与B重合),M是
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【推荐2】如图,点
、
分别在
、
上,如果
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![](https://img.xkw.com/dksih/QBM/2021/12/8/2868190762295296/2872213595299840/STEM/abae60a2-ea97-445b-a0ee-8c18b2576804.png?resizew=207)
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