在
中,AD为BC边上的中线,点E在线段AD上,且
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5113986d9507fc5015e71989831c128b.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48298f20ebc326eb5d709ae0541e48b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1c3642932f58185f4f5236e10ab35fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5113986d9507fc5015e71989831c128b.png)
更新时间:2022-10-11 13:33:56
|
相似题推荐
填空题-双空题
|
适中
(0.65)
解题方法
【推荐1】在
中,
,
,连接CD交AM于点
,若
,
,
,
为实数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0719844e0261af3b625d9673e5926.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad33c74b50431cc2c876997a0f78ce8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f5bfe10c2b3ce7f103f0e21d9a7c372.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6750b36388073a67f3fa3438c4705c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/574e8f659eaf75f83a0900394f5cb9e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1100379a4385b9ce064847bc21760adc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0719844e0261af3b625d9673e5926.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
名校
【推荐2】已知点
,若圆
上存在两点A,B,使得
,则
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7bd4e5049fa304e4d352bfe6dee455d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4225ec779637e4ce2e755cc6b46fbb27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eb947815f714121f5ab4692a3f8fda4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
【推荐1】如图,在平面四边形
中,
,
.若
,则
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45acdbac251ca6b76a166c1242e71df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87a3b0cd3f1211dfffbb834ec4da6412.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/605b59928346d755d95fc44b4ecb4aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059d6df06a5b85848dc4fa33327f8e07.png)
![](https://img.xkw.com/dksih/QBM/2019/5/9/2200007794860032/2200015857098752/STEM/e58d0ca511194d5b9dcde3fb72744a55.png?resizew=150)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
解题方法
【推荐2】已知D,E分别为
的边AB,BC上的点,且
,
,CD与AE相交于点O,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2d8ced760da3a93d86a5e6ddba37a22.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13f5559f9c5f8ae8ceb9e333314d250c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b82c3dd1d7975b674c92b8b0fb69de1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3075db0c0612bf2ce24f34c9b041d3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2d8ced760da3a93d86a5e6ddba37a22.png)
您最近一年使用:0次
填空题-双空题
|
适中
(0.65)
名校
【推荐3】在四边形
中,
,则实数
的值为______ ,若
是线段
上的动点,且
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de4fec47150e684e8b270289048aff7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d92b9548115581546be6f0a3c5a7057.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2ab157cd50abfa3a6de8027f3f0b424.png)
您最近一年使用:0次