如图,AD是△ABC的角平分线,∠C=90°,BC=9cm,BD=5cm,则点D到AB的距离是( )
![](https://img.xkw.com/dksih/QBM/2014/9/4/1573748646264832/1573748651941888/STEM/bca0af71b81541078a375c56c2bbcff4.png)
![](https://img.xkw.com/dksih/QBM/2014/9/4/1573748646264832/1573748651941888/STEM/bca0af71b81541078a375c56c2bbcff4.png)
A.4cm | B.5cm | C.6cm | D.9 cm |
更新时间:2016-12-05 21:02:44
|
相似题推荐
单选题
|
较易
(0.85)
名校
【推荐1】如图,已知
交AB于F,点F是AB的中点,AD是
的平分线,则下列结论中,不一定成立的是( )
![](https://img.xkw.com/dksih/QBM/2019/10/16/2313136366321664/2314109090496512/STEM/e70aea98927c47f9a4a578cf5f95ef93.png?resizew=155)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f479d987bc7abd828c64f9dc745836ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21b28f28ced0531d1df34fcf04c6c67f.png)
![](https://img.xkw.com/dksih/QBM/2019/10/16/2313136366321664/2314109090496512/STEM/e70aea98927c47f9a4a578cf5f95ef93.png?resizew=155)
A.![]() | B.OE=OF | C.AF=BF | D.OA=OB |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】如图,在
中,
,点
在边
上,且
平分
,若
,
,则三角形
的面积为( )
![](https://img.xkw.com/dksih/QBM/2020/9/25/2557118604738560/2558093492060160/STEM/f0b49d7b0a654c2c8b921cbb36387b14.png?resizew=112)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3262fc038bbec5e7c8cc47df08bef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc34db5860990e51ba31edc8cdd077c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55c24a968c73e960698a572ab01e3698.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7abd284f76d9f5769bc189508ce2572b.png)
![](https://img.xkw.com/dksih/QBM/2020/9/25/2557118604738560/2558093492060160/STEM/f0b49d7b0a654c2c8b921cbb36387b14.png?resizew=112)
A.10 | B.15 | C.20 | D.25 |
您最近一年使用:0次