如图
,在四边形
中,
,直线
,当直线
沿射线
的方向从点
开始向右平移时,直线
与四边形
的边分别相交于点
,
.设直线
向右平移的距离为
,线段
的长为
,且
与
的函数关系如图
所示.则下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/7/37803419-7b7f-43f2-a3ec-b7eb1511585f.png?resizew=385)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f571396be1aa4a8914a66f7d7abd6381.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5f56d4a08e50b95c1033c1ea3380c64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](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/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/7/37803419-7b7f-43f2-a3ec-b7eb1511585f.png?resizew=385)
A.![]() ![]() |
B.![]() ![]() |
C.当![]() ![]() ![]() |
D.当![]() ![]() |
更新时间:2021-07-25 12:47:46
|
相似题推荐
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适中
(0.65)
【推荐1】如图1,在四边形
中,
,直线
垂直于
所在的直线,当直线
沿射线
的方向从点
开始向右平移时,直线
与四边形
的边分别相交于点
,
.设直线
向右平移的距离为
,线段
的长为
,且
与
的函数关系如图2所示.则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e53f982a67cfcd2b66afc59c74a2a73e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](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/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.![]() |
C.当![]() ![]() | D.四边形![]() ![]() |
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【推荐2】已知动点H以每秒x厘米的速度沿图1的边框(边框拐角处都互相垂直)按从
的路径匀速运动,相应的
的面积
关于时间
的关系图象如图2,已知
,则下列说法正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/4/75108aec-7bc7-4b51-9e34-c0dd29c19b22.png?resizew=372)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f557ea9ccc1d381f3dfbb7d52048e26c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/752a383bba3e0e5c387af651adcbfb8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cab9091bc1886a3fd3d17160b2d41ded.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41fb80b591b497d8d7a6d8592160de44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f4ba4c358a6163a1136b70734a90a92.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/4/75108aec-7bc7-4b51-9e34-c0dd29c19b22.png?resizew=372)
A.动点H的速度是![]() |
B.BC的长度为![]() |
C.b的值为14﹔ |
D.在运动过程中,当![]() ![]() ![]() ![]() |
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【推荐1】已知
的直径为10,四边形
内接于
,
平分
.则下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/9/515e7a5b-7b2c-4482-bd87-9c2ea8b1f4ef.png?resizew=162)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4189a0821a0ffab9dc171ecd279ba442.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/9/515e7a5b-7b2c-4482-bd87-9c2ea8b1f4ef.png?resizew=162)
A.![]() | B.若![]() ![]() |
C.![]() | D.若![]() ![]() |
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【推荐2】如图,已知
是等边三角形,D是
边上的一个动点(异于点B、C),过点D作
,垂足为E,
的垂直平分线分别交
于点F、G,连接
.当点D在
边上移动时,有下列结论其中正确的有( )
![](https://img.xkw.com/dksih/QBM/2022/11/15/3110042266492928/3131430461145088/STEM/e316fe9d963343e9b6baa898012a31d8.png?resizew=164)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32c38dfd14dde969702dff97ef2270f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/2022/11/15/3110042266492928/3131430461145088/STEM/e316fe9d963343e9b6baa898012a31d8.png?resizew=164)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
【推荐1】如图,已知正方形
的边长为12,
,将正方形的边
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折叠到
,延长
交
于
,连接
.下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/104cacf19f1897c6c86d24c5fe8cb991.png)
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A.![]() | B.![]() |
C.五边形![]() | D.![]() |
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【推荐2】如图,在
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,
,以点A为圆心长度2为半径作弧,分别交边
于
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为圆心,长度r为半径作弧交于点F,连接
并延长交
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,
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A.射线![]() ![]() | B.![]() |
C.![]() | D.![]() |
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