如图所示,在四边形
中,
平分
,求证:
.
![](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/17da5371420fd0bb40c0fe0f02c8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3c75d81b1afd11cf80470cee158fb5.png)
![](https://img.xkw.com/dksih/QBM/2019/6/10/2222631585554432/2222649814360064/STEM/96e6565bf339431f972f7ad9b01cc3cc.png?resizew=126)
2019九年级·全国·专题练习 查看更多[2]
更新时间:2019-06-10 16:15:32
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【推荐1】如图,在△ABC中,∠C=90°,∠A=30°,BD是∠ABC的平分线,CD=5cm,求AB的长.
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