如图,点A是半圆上的三等分点,B是弧
的中点,P是直径
上一动点.
的半径为2,写出
的最小值__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33ac656ec89607f52b5353dba400fab6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/5/e0ab41d0-50d1-4fd5-a2d3-d28e3bc1f885.png?resizew=150)
更新时间:2023-12-05 18:22:16
|
相似题推荐
填空题
|
适中
(0.65)
【推荐1】如图,
是等边三角形,
是
边上的高,且
,
,
是
的中点,P是
上的一个动点,
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/305a88d4e0249bd16d48eda01331d2d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d5a2cd05e4476fc72271e8fdb59a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff4688c035ef5b8b5cec798a378b2c6b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/9/c6e2f1c4-504f-424f-ba3e-8c2b176261de.png?resizew=123)
您最近一年使用:0次
填空题
|
适中
(0.65)
名校
【推荐2】如图所示,圆柱的高
,底面直径
,现在有一只蚂蚁想要从A处沿圆柱表面爬到对角C处捕食,则它爬行的最短距离是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455849c5c8380375c5ebc02603d79d81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4631c5d29e381dce57a40f7455d88be1.png)
![](https://img.xkw.com/dksih/QBM/2019/4/9/2178656440483840/2179500884148224/STEM/f18c1b4b42d54afb84fef81c7bc6fc4e.png?resizew=113)
您最近一年使用:0次
填空题
|
适中
(0.65)
名校
【推荐1】如图,
的半径为6,
是
的内接三角形,连接
、
,若
与
互补,则线段
的长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d22df2977de56cc69be0c1e847653d7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/2020/6/22/2490334836039680/2493102929485824/STEM/aaf03315-cb91-4a5c-b83f-1e1955664b6e.png?resizew=177)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐2】如图,在中⊙O,AB 是直径,弦 AE 的垂直平分线交⊙O 于点 C,CD⊥AB于 D,BD=1,AE=4,则 AD 的长为___ .
![](https://img.xkw.com/dksih/QBM/2019/1/1/2109293003661312/2110697737863169/STEM/ca2d11393ca84a7f84bab983e70618d5.png?resizew=120)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐1】如图,⊙O是△ABC的外接圆,CD是直径,∠B=40°,则∠ACD的度数是________ .
![](https://img.xkw.com/dksih/QBM/2018/4/8/1919797244215296/1920562553970688/STEM/27204cf9ec7f4f0abef0331a0aff70f3.png?resizew=87)
您最近一年使用:0次
填空题
|
适中
(0.65)
名校
【推荐2】一条弦恰好等于圆的半径,则这条弦所对的圆周角为 ___________ .
您最近一年使用:0次
填空题
|
适中
(0.65)
真题
【推荐1】如图,四边形ABCD是轴对称图形,且直线AC是对称轴,AB∥CD,则下列结论:①AC⊥BD;②AD∥BC;③四边形ABCD是菱形;④
.其中正确的是_____ (只填写序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aabbddb447b1889c86646b7bbf197216.png)
![](https://img.xkw.com/dksih/QBM/2016/8/16/1574229652152320/1574229658640384/STEM/696f7dfcae7b4ab8b861cc590280c2c5.png?resizew=113)
您最近一年使用:0次
填空题
|
适中
(0.65)
【推荐2】在平面直角坐标系中,已知点
,点D是x轴正半轴上的动点,则当四边形
的周长最小时,点D的坐标为___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d88d1a7a5b28ca5459d68922a5e4c06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/520f8abda6a85e7ef6f281fc2df853fa.png)
您最近一年使用:0次