1 . 如果两个相似三角形的对应高之比是
,则它们的面积之比是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/259150cf534c96faef62a1d5e8b5d238.png)
您最近一年使用:0次
2 . 如图,
与
的位似中心是
点,相似比为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a71a9d21f77e9535de152bb33f802bb.png)
__________ .
![](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/9664691062facbb701f35877dfe5e24e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a71a9d21f77e9535de152bb33f802bb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/25/c39c0b0e-95b1-4f5e-8a79-a5a3b80662c9.png?resizew=160)
您最近一年使用:0次
3 . 如图,已知
,
,
;则
与
的周长之比为__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ddcf736e6c192d21a138974a8ab5ccc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f08273d339dc5ddbb89aa67bb8205e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb5b12692517a39c320f99a479eb055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/147de24f071e316b68fd2e78e3c84545.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/23/248fc3ff-d330-4c34-94d3-351a3656350c.png?resizew=140)
您最近一年使用:0次
4 . 已知
,如果它们对应高的比
,那么
和
的面积比是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a61291dca712701e08ff421ef334b371.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/452a34461533b566cf1b6d2c732abc09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
您最近一年使用:0次
2024-01-08更新
|
127次组卷
|
3卷引用:福建省泉州市鲤城区福建泉州外国语学校2023-2024学年九年级数学上学期期末数学试题
福建省泉州市鲤城区福建泉州外国语学校2023-2024学年九年级数学上学期期末数学试题上海市徐汇区2023-2024学年九年级上学期期末数学试题(一模)(已下线)专题07 图形的相似相关问题(16区66题)-2024年中考数学一模试题分类汇编(上海专用)
5 . 如图
中,
,点
从
点出发,沿
方向以
的速度移动,点
从
出发,沿
方向以
的速度移动.若
同时分别从
出发,经过_______
时,
与
相似?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e717daa29368b699133f9d9d81b0dac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ecd75424b351d8ecf2a311c525c77ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abaeba15f3abdd877bc701af52c5cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6196cf17c17eb7b94ef4b963942a0680.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b1b15a4605fce993cb13aefbf40360.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da6b93dbe5272a5167ff4e2918bec864.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d65502a7ea4d1ce6d6d8c720845c73e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e87b2f781cafa7989d81f9bf8c42b150.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/166c46d68d567af5cc92d33a1540b687.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/a69e825c-576a-4e11-ae6f-820307221e5f.png?resizew=160)
您最近一年使用:0次
名校
6 . 如图,以A,
,
为顶点的三角形与以
,
,
为顶点的三角形相似,则这两个三角形的相似比为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/24/1e444f21-aad4-4bfe-aed8-e0b1e018fb45.png?resizew=246)
您最近一年使用:0次
7 . 两个相似三角形的对应中线之比是
,其中较大的三角形一边上的高是10厘米,那么另一个三角形对应边上的高为_________ 厘米.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cbe8e198da4494843e0e2c36936a8b0.png)
您最近一年使用:0次
8 . 如图,已知
,
与
相交于点
.若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfcbec2f0724e332125d1c9b9bba01f6.png)
_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0fff774b4b0087a6f304ce930d359be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150777a382dc08bb3d4325bf9b3901d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b557800503819b9484b1dd9fdc715de9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfcbec2f0724e332125d1c9b9bba01f6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/6/6e508917-7068-4ccd-be85-5621186f9b3b.png?resizew=195)
您最近一年使用:0次
名校
9 . 两个相似三角形面积比为
,则对应高的比为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/955bed8cd82419dbb2c62550ee494677.png)
您最近一年使用:0次
2023-12-19更新
|
151次组卷
|
2卷引用:福建省宁德市福鼎市第一中学2023-2024学年九年级上学期期中数学试题
名校
10 . 如果两个相似三角形对应高的比是
,那么它们的面积比是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b1dcdac71e394e495d069f64e1f1ce9.png)
您最近一年使用:0次
2023-12-02更新
|
69次组卷
|
2卷引用:福建省泉州市永春三中片区2023-2024学年九年级上学期期中联考数学试题