下列各组线段:①
、
、
;②
、
、
;③
、
、
;④
、
、
;⑤
、
、
;其中能组成三角形的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84a3d448d4e52782ca2024411c5a11fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/372907693e25eead2395b1a69fef42c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d8c72088c5ebef12ba11a92d6d1ee6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d8c72088c5ebef12ba11a92d6d1ee6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdf8111bf36bfb6420a734cc51560e9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9938aea41f03701b233dee15809f2126.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d8c72088c5ebef12ba11a92d6d1ee6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9938aea41f03701b233dee15809f2126.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcbdcf4d4784de11ae2331cf54ffa9b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdf8111bf36bfb6420a734cc51560e9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdf8111bf36bfb6420a734cc51560e9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/372907693e25eead2395b1a69fef42c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17ec556703fc98d32003759064c20b14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d59c6d9b504860487d7240ef603f1c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9938aea41f03701b233dee15809f2126.png)
A.1组 | B.2组 | C.3组 | D.4组 |
更新时间:2024-05-02 22:37:41
|
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【推荐1】下列长度的三条线段能构成三角形的是( )
A.1,2,3 | B.4,5,10 | C.5,10,13 | D.2a,3a,6a(a>0) |
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单选题
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较易
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【推荐2】已知等腰三角形的边长为3㎝,另一边长为5㎝,则它的周长为 ( )
A.11㎝ | B.13㎝ | C.11㎝或13㎝ | D.以上都不对 |
您最近一年使用:0次