下列各组数中,不能作为直角三角形三边长的是( )
A.3,4,5 | B.1,1,![]() | C.7,![]() ![]() | D.8,![]() ![]() |
更新时间:2024-05-11 16:07:14
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【知识点】 判断三边能否构成直角三角形解读
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【推荐1】如图,已知在四边形
中,
,
,
,
,
,则四边形的面积为( )![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88ce13774b09ff2edddaf21a072cf60a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/21/398c439e-eff9-4910-b99b-efbbc5e206be.png?resizew=154)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40eee6f84b2af5e06da1cd3d0a1f3a0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/549490f31be00082f9eb950593515bd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bff10ef1a3022296cbc5a722f8540b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef1cdef728aacc58fce1e4f596493269.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69550d878381f6e8fb436e88638f070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88ce13774b09ff2edddaf21a072cf60a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/21/398c439e-eff9-4910-b99b-efbbc5e206be.png?resizew=154)
A.12 | B.![]() | C.8 | D.![]() |
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【推荐2】若a、b,c为三角形的三边,则下列各组数据中,不能组成直角三角形的是( )
A.![]() | B.![]() |
C.![]() | D.![]() |
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