如图,
和
均为正三角形,且顶点B、D均在双曲线
上,连接
交
于P,连接
,则图中
是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/5/45802409-d1d4-45e2-aa08-123f8ae8e07d.png?resizew=165)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac451db3443cabb204f96c31fd4a02e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46c6390f1a585fd86d9703aaf4296ba6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b99d522f019832ececfb82fd2bcb87.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/5/45802409-d1d4-45e2-aa08-123f8ae8e07d.png?resizew=165)
A.![]() | B.3 | C.6 | D.1 |
23-24九年级下·安徽六安·阶段练习 查看更多[3]
安徽省六安市皋城中学2023-2024学年九年级下学期月考数学试题(已下线)专题11.28 反比例函数(常考核心知识点分类专题)(培优练)-2023-2024学年八年级数学下册基础知识专项突破讲与练(苏科版)(已下线)专题11.16 反比例函数(全章分层练习)(提升练)-2023-2024学年八年级数学下册基础知识专项突破讲与练(苏科版)
更新时间:2024-02-28 14:04:07
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解题方法
【推荐1】如图,在平面直角坐标系中,过x轴正半轴上任意一点P作y轴的平行线,分别交函数
(
)、
(
)的图象于点A、点B.若C是y轴上任意一点,则
的面积为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/2/3fa93405-945f-44da-9446-7fcdc603fef8.png?resizew=120)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85410ff00c81839ff9a64bf86dc36f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d752f80003886f8e6bdcd8e77280450.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/2/3fa93405-945f-44da-9446-7fcdc603fef8.png?resizew=120)
A.9 | B.6 | C.![]() | D.3 |
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【推荐2】如图,△AOB和△ACD均为正三角形,且顶点B、D均在双曲线
(x>0)上,连接BC交AD于P,连接OP,则图中
是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/498bcfd1aac03057dcd0adef2dd113a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b99d522f019832ececfb82fd2bcb87.png)
A.![]() | B.3 | C.6 | D.12 |
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【推荐1】如图所示,直线
被直线
所截,现给出下列四种条件:
①
,②
,③
,④
,其中能判断
的条件的序号是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663a61ad241d5d874c9a9362f0ee917c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ce18393e1129dba3408aed3f6bf8bb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78bee19cf105646f54396bd0b9d39dca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9248e9567b9535a85bdd81a035f7b015.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9680a18ea0d14316fdfb82904786628.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a4352562ae8aa968014fd0d931b677.png)
A.①② | B.①②③ | C.①③ | D.③④ |
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【推荐2】如图,
是
的中线,以点
为圆心,
的长为半径画弧,交
的延长线于点
.连接
,下列结论不一定成立的是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/8/9040685b-5a20-4d50-8da3-70ae54b60a90.png?resizew=150)
A.![]() | B.![]() |
C.![]() | D.![]() |
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【推荐1】等边三角形的两条高线相交成钝角的度数是( )
A.105° | B.120° | C.135° | D.150° |
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【推荐2】如图,
、
都是等边三角形,那么以下结论不一定成立的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80651f797ab9dccfd7163c605b091ad5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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