如图,已知
,
平分
,点A,B,C分别是射线
,
,
上的动点(在B,C不与点O重合)连接
,连接
交射线
于点D,且
,当
是等腰三角形时,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4e308a55d87f39bc74d9e008a59c172.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7223d437dd2ce0ea76521228b00ed4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27935c1ef4df2d52ac697678a3c8f39d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88e9f7d1272b7344346b58b660aa260a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef8c84d43d19a0956046844be64d8d50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4807ca16360c0cca436e59d4be98f626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4e308a55d87f39bc74d9e008a59c172.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/7/c2797b74-43bc-4855-a3ec-ff2dfdb3de4b.png?resizew=188)
更新时间:2024-04-07 17:27:45
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【推荐1】如图,
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