如图,正方形
中,
是
上一点,
是
延长线上一点,
,连接
为
中点,连接
.若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92034dd2bb9480b18709d01153467f8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/165d42aa39c2b51a3cdcba9e25cb4711.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/decf4f6ae603c8b1e731e0d14544277b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a447d8fc6919edd758ccec4277435aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5b31f3336a22434b86e707d1030ad30.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-05-21 09:51:20
|
相似题推荐
单选题
|
较难
(0.4)
【推荐1】如图,正
和正
中,
共线,且
,连接
和
相交于点F,连接
,以下结论中不正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/14/5c05c219-5381-4bfe-b7b5-ca1564afdc19.png?resizew=202)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d631f45bc652539853f236952afa5bbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7725cb02b207bf3274933014a9b6ad2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae1fbb1f69f91e628aa45e6265edca4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88929f4ba0851730d5f941d426b87548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0213c5787a5a6b38d11bceca5567f67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/862730f28c12750ebea0af5edcac5fef.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/14/5c05c219-5381-4bfe-b7b5-ca1564afdc19.png?resizew=202)
A.![]() | B.![]() ![]() | C.![]() | D.![]() |
您最近一年使用:0次
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【推荐2】在
中,
,
是
的高,将
沿
折叠,点C的对应点为E,当
时,
满足的条件是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eddf629bfb2d7b9daea6f2c1553360af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c06154cae3bf7a8ce5a1e97a7380875.png)
![](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/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7931c1757e72d4a305433ecfb9e874cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
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(0.4)
【推荐1】如图,在
中,
,且A,B,D三点在一条直线上,连接
,分别取
的中点F,H,G,连
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/1/66ae1721-cc71-4619-8860-4e175c3b4c7b.png?resizew=212)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f0ffe6e7762d0e6ae8d1f2415cf0761.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26adda681d7ed103cc7a439fc6902376.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0939cadd6ba5f29d0bdaaee7371e9916.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/490a242d99a1373b45ae55b7914f69c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8229c813f0ac857683a67eb49c06b3c3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/1/66ae1721-cc71-4619-8860-4e175c3b4c7b.png?resizew=212)
A.![]() | B.![]() | C.![]() | D.不能确定 |
您最近一年使用:0次
单选题
|
较难
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【推荐2】如图,在
和
中,
,
,
,
,连接
相交于点M,连接
.下列结论:①
;②
;③
平分
;④
平分
.其中正确的个数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/10/9a2a6739-1969-4f40-bc96-2c53b7701d34.png?resizew=178)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4807ca16360c0cca436e59d4be98f626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fca3734de79f7f50b552ef62b29dc7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce45423dfd04d1eda929510c46979456.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bde9e36435fe265706536becbbe5705c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0785412ab2f3b729b9afbe47cf26e4b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73b3c032441543354c154ee67d744abb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7de966c316db1013defc56372fcf814e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f206c68ced817fa2431247cef3b3ee4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0e1e2a60c37ebc303d4fc2bf3d6a234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4cfef623a9534b5708df5f95f1760a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d7890f747854b8fcf25dcff1991fb84.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/10/9a2a6739-1969-4f40-bc96-2c53b7701d34.png?resizew=178)
A.4 | B.3 | C.2 | D.1 |
您最近一年使用:0次
单选题
|
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(0.4)
【推荐1】如图,菱形ABCD的周长为24,对角线AC、BD交于点O,∠DAB=60°,作DH⊥AB于点H,连接OH,则OH的长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/10/f57dc5ba-f8a6-41fd-96ce-1af0b325a050.png?resizew=185)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/10/f57dc5ba-f8a6-41fd-96ce-1af0b325a050.png?resizew=185)
A.2 | B.3 | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
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(0.4)
名校
【推荐2】如图,在平面直角坐标系
中,以
为圆心作⊙
,⊙
与
轴交于
、
,与
轴交于点
,
为⊙
上不同于
、
的任意一点,连接
、
,过
点分别作
于
,
于
.设点
的横坐标为
,
.当
点在⊙
上顺时针从点
运动到点
的过程中,下列图象中能表示
与
的函数关系的部分图象是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/623afc24f2227004b0e1b3922dfb954b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e62dfe60e2f098c466a048b982151365.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bf25e032b5599ac49383de06e776365.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf702adb116c1e46569eb7050d029f49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b58b6112616e9341a6cb785020890d99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ad2428f02f9854764e3cde66084b142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2f4f499f5c07e13b9a1440aca5369c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/2/f1f835b0-29da-439d-89ee-2d6809c17a6d.png?resizew=166)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较难
(0.4)
名校
【推荐1】如图,点
为正方形
的中心,
平分
交
于点
,延长
到点
,使
,连接
交
的延长线于点
,连接
交
于点
,连接
.则以下四个结论中:①
;②
;③
;④
.正确结论的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e142544a6d4e6851096afbd3cbad2fe2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1625632f91d70b4bd3dbeb7ab358652.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4cd68cc82e90a5e2049a7ea3171b84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e0ae50d5993a332b5cddb022eaa6f1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b71febba57844e1278ba7a584d0c4883.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a18e35c3f6b572b1b7847793dc30a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c22cb1ffce339caf2cb9542f36655cc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e38583082d26d88f3d4a5856fe27fcc.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/21/1d0ba5c6-9255-468f-8086-664c109ac00a.png?resizew=148)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较难
(0.4)
【推荐2】如图,正方形
的边长为定值,E是边
上的动点(不与点C,D重合),
交对角线
于点F,
交
于点G,
于点H,连结
交
于点N.现给出下列命题:①
;②
;③
的长度为定值;④
;⑤
.真命题有( )
![](https://img.xkw.com/dksih/QBM/2019/11/13/2333011354132480/2333113063866368/STEM/87c7bcc7cbc84d7c9fc135d94951bf19.png?resizew=208)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d991c7ea117656ed5dd4409d7ffe2f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2694cf96930c8cfc610c611648d9a78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a7e4a6765ce78b05ee97764771e01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ce9e9b91fe16933c7854e4308c22605.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cb27447c815a8a495ba5bf7040e265d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c83f1f880e5ffbff036953acaca90c41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2144ddf67ab792fdc2f0c36be74bbc96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b408df16241df853be393182326c1547.png)
![](https://img.xkw.com/dksih/QBM/2019/11/13/2333011354132480/2333113063866368/STEM/87c7bcc7cbc84d7c9fc135d94951bf19.png?resizew=208)
A.2个 | B.3个 | C.4个 | D.5个 |
您最近一年使用:0次