解集在数轴上表示如图所示的不等式组是( )
![](https://img.xkw.com/dksih/QBM/2015/3/2/1573803611316224/1573803616616448/STEM/245d65c55387400a9dc5c146e61fd5a8.png)
![](https://img.xkw.com/dksih/QBM/2015/3/2/1573803611316224/1573803616616448/STEM/245d65c55387400a9dc5c146e61fd5a8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2015-03-02 10:30:29
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【知识点】 初中数学综合库
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【推荐1】如图,菱形中,对角线
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A.3.5 | B.4 | C.7 | D.14 |
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【推荐2】如图所示的一块地,已知∠ADC=90°,AD=12m,CD=9m,AB=25m,BC=20m,则这块地的面积为( )平方米.
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A.96 | B.204 | C.196 | D.304 |
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