如图,四边形
与四边形
是以点
为位似中心的位似图形,已知
,若四边形
的面积是2,则四边形
的面积是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/21/5fa8e957-ee01-4e82-8ed5-fa0485a33f1d.png?resizew=316)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d609847e2ff3d64e5a514582c3ead0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f928e20a284b16d87f86a62c6248304.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d609847e2ff3d64e5a514582c3ead0e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/21/5fa8e957-ee01-4e82-8ed5-fa0485a33f1d.png?resizew=316)
A.![]() | B.5 | C.![]() | D.![]() |
更新时间:2024-03-21 14:45:41
|
【知识点】 求两个位似图形的相似比
相似题推荐
单选题
|
较易
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【推荐1】下列命题是假命题的是( )
A.位似比为1:2的两个位似图形的面积比为1:4 |
B.点P(﹣2,﹣3)到x轴的距离是2 |
C.2、3、4这组数据能作为三角形三条边长 |
D.n边形![]() ![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】如图,四边形
与四边形
是位似图形,位似比为
.若
,则
的长为( )
![](https://img.xkw.com/dksih/QBM/2022/4/22/2963545445195776/2965170309627904/STEM/fd3938ed-4cfc-4cbf-b745-021022944ae0.png?resizew=216)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8d0e8404f347a0eb4c76f4d25d9bdac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff4806fb7f95f63e863c287faa51f8e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6a028fd5b281ef168702a803baca6e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/2022/4/22/2963545445195776/2965170309627904/STEM/fd3938ed-4cfc-4cbf-b745-021022944ae0.png?resizew=216)
A.8 | B.9 | C.10 | D.15 |
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