如图,
与
位似,点O是位似中心.若
,
与
的周长差为
,则
的周长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/25/5404b2af-cf7b-4e07-86c6-ad8fa4d2c783.png?resizew=262)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ef70c209916bc856092fb1e5eea5480.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/689ff84e2d7f52c7446ef789a54557da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/25/5404b2af-cf7b-4e07-86c6-ad8fa4d2c783.png?resizew=262)
A.![]() | B.![]() | C.![]() | D.![]() |
21-22九年级上·安徽合肥·期末 查看更多[8]
安徽省合肥市瑶海区2021-2022学年九年级上学期期末数学试题(已下线)专题4.30 图形的位似(巩固篇)(专项练习)-2022-2023学年九年级数学上册基础知识专项讲练(北师大版)(已下线)专题27.25 位似(巩固篇)(专项练习)-2022-2023学年九年级数学下册基础知识专项讲练(人教版)(已下线)专题6.26 图形的位似(巩固篇)(专项练习)-2022-2023学年九年级数学下册基础知识专项讲练(苏科版)(已下线)专题4.6 位似【十大题型】-2023-2024学年九年级数学上册举一反三系列(北师大版)(已下线)专题22.6 位似【十大题型】-2023-2024学年九年级数学上册举一反三系列(沪科版)(已下线)专题4.6 位似【十大题型】-2023-2024学年九年级数学上册举一反三系列(浙教版)(已下线)专题23.6 位似【十大题型】-2023-2024学年九年级数学上册举一反三系列(华东师大版)
更新时间:2022-07-20 06:06:22
|
【知识点】 求两个位似图形的相似比
相似题推荐
单选题
|
适中
(0.65)
名校
【推荐1】如图,
与
位似,点
为位似中心,已知
,且
的面积为4,则
的面积为( )
![](https://img.xkw.com/dksih/QBM/2021/5/6/2715175206969344/2721945872277504/STEM/16202ba5-7c8b-456e-bed2-00509a6cd713.png?resizew=183)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed72f62eed6e3793383845285498a869.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
![](https://img.xkw.com/dksih/QBM/2021/5/6/2715175206969344/2721945872277504/STEM/16202ba5-7c8b-456e-bed2-00509a6cd713.png?resizew=183)
A.8 | B.10 | C.16 | D.36 |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】如图,
与
位似,点O是位似中心,
,若
的面积为8,则
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1500b70303010c9610ba177446717a1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.2 | B.4 | C.6 | D.8 |
您最近一年使用:0次