如图,在平面直角坐标系
中,
的顶点B在x轴正半轴上,
,双曲线
与边
,
分别交于C,D两点,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1415e415ec7678b962af22b752faeea8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa50346237f69307a6f08037562e67e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a37e8519ea115c1777d031d9963583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35a761424e5d4974417c1d2ab81918c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dcf8bc85bcab809f9b5820657a902cf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/9/bc2377da-145a-4010-945c-2de5223341da.png?resizew=125)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2023-06-06 20:35:18
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【推荐1】如图,在平面直角坐标系中,
,
,反比例函数
的图象经过点A,反比例函数
的图象经过点B,若
,则m的值是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/5/234288c6-bffc-4ca4-bc24-6686b0066eca.png?resizew=190)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20ccc37b189fa2cbc269ca0b233dac37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed1df17440481c8da8e0a17f008dbc4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77bd30bc9ca2584cf6955a41fe1775d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef87db1c975912adb1bbd9194c170aa6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4561e662151983a27b3e8c8fcc857f06.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/5/234288c6-bffc-4ca4-bc24-6686b0066eca.png?resizew=190)
A.1 | B.![]() | C.2 | D.3 |
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【推荐2】如图,
的顶点A在x轴的正半轴上,顶点D在反比例函数
的图象上,顶点B和C在反比例函数
的图象上,且对角线
轴,若
的面积等于10,则k的值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/25/3f0bfe99-eaa9-4120-872f-52471549e779.png?resizew=216)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86cf01c258afab6ebd54f5967f1f813f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a37e8519ea115c1777d031d9963583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aaf8c0dcf1eeac4c7e3ba4adbe198ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/25/3f0bfe99-eaa9-4120-872f-52471549e779.png?resizew=216)
A.4 | B.6 | C.8 | D.12 |
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【推荐1】如图,在等腰
与等腰
中,
,
,
,连接
和
相交于点
,交
于点
,交
与点
.则下列结论:①
;②
;③
平分
;④若
,则
.一定正确的是( )
![](https://img.xkw.com/dksih/QBM/2021/4/24/2706829070090240/2710263190495232/STEM/17f5be1f-e53f-4ec8-8808-39e26f52703b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2d212c1709b8e72a055cf1b5381ef64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28b2c767972aa7c8ca26d50d33bc001b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/421291381be28da4bd16560fd383b4a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26303bd856bc1487272846c52ca36c44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ffab06abe01c9b48aa4692c73d8b7c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d02d80d4e2f6f984036bd22a1a2077b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e833872c2f6d2e089b3724079e43f6d.png)
![](https://img.xkw.com/dksih/QBM/2021/4/24/2706829070090240/2710263190495232/STEM/17f5be1f-e53f-4ec8-8808-39e26f52703b.png)
A.①②③ | B.①②④ | C.①③④ | D.②③④ |
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【推荐2】如图,⊙O的半径为1,点A、B、C、D在⊙O上,且四边形ABCD是矩形,点P是劣弧AD上一动点,PB、PC分别与AD相交于点E、点F.当PA=AB且AE=EF=FD时,AE的长度为( )
![](https://img.xkw.com/dksih/QBM/2022/7/9/3018813585571840/3020115433201664/STEM/a136b318fac64f6f989ef68fe1794754.png?resizew=127)
![](https://img.xkw.com/dksih/QBM/2022/7/9/3018813585571840/3020115433201664/STEM/a136b318fac64f6f989ef68fe1794754.png?resizew=127)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】如图,在平面直角坐标系中,已知点A坐标(0,3),点B坐标(4,0),将点O沿直线
对折,点O恰好落在∠OAB的平分线上的O’处,则
的值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/6/90dd5057-ccdd-41dc-8f1e-57ad3f40882a.png?resizew=151)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cdc4824212e952b5a32d89187b8997a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/6/90dd5057-ccdd-41dc-8f1e-57ad3f40882a.png?resizew=151)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】白老师布置了如下题目:“如图,以
为直径的半圆上有一点
,且
,
,M为直径
上一动点,点
与点
关于
对称,
于点
,交
的延长线于点
.”要求同学们添加一个条件,提出问题,并给出相应问题的答案,则两位同学中正确的是( )
嘉嘉:当
时,
与半圆相切.
琪琪:若点
恰好落在弧
上,则
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/24/9eeb5446-61fa-47c1-8b21-b597c1bc5643.png?resizew=141)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ca0b614cdcebac47b434db4aa75b518.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54275b7e571660d0a9e0370fbfe5050b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd1b5a5ae328d01b673e4a656efa84fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dafebaaf13781120dc57c277d0267c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
嘉嘉:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/810fee760e06028fb7d37e65db79bfa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5845ffc7d1af9053b027cf9e726f5367.png)
琪琪:若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/098a96d1e67d5e74d6122c8dfa63f183.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/24/9eeb5446-61fa-47c1-8b21-b597c1bc5643.png?resizew=141)
A.只有嘉嘉 | B.只有琪琪 | C.两人都正确 | D.两人都不正确 |
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【推荐1】如图,函数
的图象经过
斜边
的中点
,与直角边
相交于
,连结
.若
,则
的周长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11e1bef8539cb80b69ab60bad0417745.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a80d4477c5fa6dc0a2f61003cf060a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d5a2cd05e4476fc72271e8fdb59a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b83beedb3438153e6f728545fe3e03.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/27/47b14bcf-7d43-4963-8961-42ef3641c615.png?resizew=163)
A.12 | B.![]() | C.![]() | D.![]() |
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【推荐2】如图,在正△ABC中,D、E分别为边AB、AC上的点,BD=2CE,过点E作EF⊥DE交BC于点F,连结DF,若想求△ABC的周长,则只需知道下列哪个三角形的周长?该三角形是( )
![](https://img.xkw.com/dksih/QBM/2022/4/19/2961647466479616/2965153940357120/STEM/f7363bb4-82d1-4e49-8b11-11ce116853dc.png?resizew=157)
![](https://img.xkw.com/dksih/QBM/2022/4/19/2961647466479616/2965153940357120/STEM/f7363bb4-82d1-4e49-8b11-11ce116853dc.png?resizew=157)
A.△CEF | B.△BDF | C.△DEF | D.△ADE |
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