如图,点C是线段
上一点,点D是线段
的中点,则下列等式不成立的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
更新时间:2024-05-20 11:04:37
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单选题
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较易
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【推荐1】已知线段
,延长线段
到
,使
,延长线段
到
,使
,则线段
的长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3fb48f4a78900ecf0eb06f24c2fc46b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/577c09707bdb069cab80860dcc265e4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea2ae9d515f9ab351ad72306b776ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc13fe21e64d9b45614ed43be847904.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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较易
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【推荐2】如果线段
,
,那么A、C两点间的距离是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df3b2901ad26337818f75e81448ebb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4acc922f24c05f378c9eb5f1e680700a.png)
A.![]() | B.![]() | C.![]() | D.![]() ![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐1】已知点
、
、
在同一条直线上,
,
,则
、
两点间的距离是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b35ed92397da56c7afbd6967597a9611.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9547f6b5c7c54d216ecea72becb7d373.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
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【推荐2】在一条直线上有A、B、C三点,已知
,
,则
的长是 ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19951a3efe92692d4258541ab23b7141.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ab7fce992685bc1d54cffd983a7afa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a9c6a736e6eac98a676fa3232db5a5.png)
A.![]() | B.![]() | C.![]() ![]() | D.不能确定 |
您最近一年使用:0次
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【推荐1】如图,
,C是
中点,点D在线段
上,且
,则
的长度为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/29/9dfce7e8-7038-4574-84de-6d3a8fd16260.png?resizew=206)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b79850d6b00a67110e77a33d1c46b5a.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/6a1aaa5acf70deb4817a2853c6ec3fd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d97dc3b752832906de41447bb58a341.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/29/9dfce7e8-7038-4574-84de-6d3a8fd16260.png?resizew=206)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】如图,已知点D、E分别是△ABC的边AB、CB的中点,若AB=8,CE=6,AC=10,则△BDE的周长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/20/9569805d-4c44-4a7d-8659-7b66007375da.png?resizew=141)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/20/9569805d-4c44-4a7d-8659-7b66007375da.png?resizew=141)
A.12 | B.15 | C.19 | D.24 |
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