名校
1 . 甲和乙两个几何体都是由大小相同的小立方块搭成,它们的俯视图如图,小正方形中数字表示该位置上的小立方块个数,下列说法正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/7/007fc7c4-9295-48c1-abdf-dfc9e456c2a1.png?resizew=186)
A.甲和乙左视图相同,主视图相同 | B.甲和乙左视图相同,主视图不相同 |
C.甲和乙左视图不相同,主视图相同 | D.甲和乙左视图不相同,主视图不相同 |
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2 . 如图,在△ABC中,
,以AB为直径的圆交BC于点D,连接AD,点P是AD上一点,过点C作
,延长BP交AC于E,交CF于F,若
则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9985eaef9e31b243d5aaf89b71f66075.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5239ba27ddab40a89c0c450f321065e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35d8a838b6822cce51517d96fc145dc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9985eaef9e31b243d5aaf89b71f66075.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/31/3488b290-11ea-4028-ac98-e798cd82a72a.png?resizew=110)
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3 . 过正方体上底面的对角线和下底面一顶点的平面截去一个三棱锥所得到的几何体如图所示,它的俯视图为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/07007e12-e9a3-43cc-90e7-3bcff9d41221.png?resizew=106)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/07007e12-e9a3-43cc-90e7-3bcff9d41221.png?resizew=106)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2022-12-28更新
|
84次组卷
|
2卷引用:江苏省盐城市射阳中学2022-2023学年高一上学期入学数学试题
4 . 如图,将
绕点
按顺时针方向旋转一定角度得到
,点
的对应点
恰好落在
边上,若
,
,则
的长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/53a5a541-d489-4a79-8b85-62f5328c2b31.png?resizew=149)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c513dca3b8c31bc8d0ed4301e94cc1e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbbbb5cd9154733b54fb5e8d3329c90d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/764509115979e9958101808383672ec0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b810c5efd7b649ece8bd13f5da48f561.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f52dbad9494cac359ecebe70230e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1ffb98f1e3c1317c0db403d3af04bdc.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/53a5a541-d489-4a79-8b85-62f5328c2b31.png?resizew=149)
A.1 | B.1.5 | C.![]() | D.0.5 |
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5 . 2022年2月第24届冬季奥林匹克运动会在我国北京成功举办,以下是参选的冬奥会会徽设计的部分图形,其中既是轴对称图形又是中心对称图形的是( )
A.![]() | B.![]() |
C.![]() | D.![]() |
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6 . 如图,矩形纸片
,长
,宽
,将其折叠,使点
与点
重合,那么折叠后
的长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b22aaf1bc4a7b0348e2584a4b2589fdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b35ed92397da56c7afbd6967597a9611.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/14/fbbe871d-db43-42c2-b0c5-847f12081f7f.png?resizew=258)
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7 . 如图,在Rt△ABC中,∠B=90°,∠C=30°,将△ABC绕点A逆时针旋转30°后得到△ADE,且AC交DE于点H.若AB=6,则AH的长为____ .
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/13/f54cf3bc-3add-4992-987a-6cfd588f116c.png?resizew=141)
您最近一年使用:0次
名校
8 . 如图,在平面直角坐标系中,已知
三个顶点的坐标分别为
,B
,C
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/2/3159e940-83b1-4516-9f28-71ffa6ebbc39.png?resizew=277)
(1)画出将
向左平移5个单位得到的
;
(2)画出将
绕原点
顺时针旋转
得到的
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4f1f2b3e349a9be5fb156ae31525b9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8ce2830528c2ea6b5d4df0c77644e33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/238f0ea276a00ae8d681ce00cc11c8ea.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/2/3159e940-83b1-4516-9f28-71ffa6ebbc39.png?resizew=277)
(1)画出将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(2)画出将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2ff7caec4fdd8fb54a3ffbff9692414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
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2022高一·全国·专题练习
9 . 如图,折叠长方形纸片
的一边,使点
落在
边的
处,
是折痕.已知
,
,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5b3bd5e6bc2a0a277d279bb01af9584.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6747441b260ca043446b5d472fece440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf2732c063f01d83e8f7cfc2b138732.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://img.xkw.com/dksih/QBM/2022/6/17/3003467511963648/3006418690891776/STEM/d8dbaac77e1f43d3a72bd2997dfcb878.png?resizew=173)
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10 . 在
和
中,
,且
,则
的周长=___________ cm.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e10e59e58e131ade564b0a63d3a59d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/148b39828fa981da831eb8ad646982bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
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2021-09-24更新
|
148次组卷
|
3卷引用:高一数学上学期开学分班考试卷(沪教版2020)-2022-2023学年高一数学考试满分全攻略(沪教版2020必修第一册)
(已下线)高一数学上学期开学分班考试卷(沪教版2020)-2022-2023学年高一数学考试满分全攻略(沪教版2020必修第一册)上海交通大学附属中学2021-2022学年高一上学期开学摸底数学试题新疆疏附县第二中学2021-2022学年高一上学期开学考试数学试题