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1 . 如图,已知圆O的面积为
,AB为直径,弧AC的度数(劣弧AC所对圆心角的度数)为
,弧BD的度数为
,点P为直径AB上任一点,则
的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14c055a02fba0827ffcaa92f73ce7720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/391479c151307826c9765a47a5f10503.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aee6e4e9350a2665df8597ff8045bbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/186dee1a1cf68677d143172a2a50709c.png)
![](https://img.xkw.com/dksih/QBM/2021/9/22/2813365822922752/2814982063136768/STEM/671374264e384426aca60ee9990eecb5.png?resizew=215)
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3卷引用: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
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(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)
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2 . 如图,点C是线段AB上的一点,分别以AC、BC为边在AB的同侧作正方形ACDE和正方形CBFG,连接EG、BG、BE,当
时,
的面积记为
;当
时,
的面积记为
,……,以此类推,当
时,
的面积记为
,则
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa7aeb2a8d1437eeb4482c3b6ad9f315.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d20227c155003de7163d407daf0a5e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d20227c155003de7163d407daf0a5e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/890aea25780f7ba34adb23e799808462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d20227c155003de7163d407daf0a5e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe3373f7bcdfcd1223ffd12700c5285.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/9/89abe346-f89d-4657-a4b0-de567129e6d7.png?resizew=175)
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2卷引用: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
3 . 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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3卷引用: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
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(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)
4 . 如图,已知
中,
,
,
.点
是
边上的一点,且
,
是
的外接圆.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/d5d97b7a-9a3b-4521-b5aa-1ec87de262a7.png?resizew=150)
(1)求证:
;
(2)判断
与直线
的位置关系,并说明理由;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8f88798ec42a58dccd212586382b23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ed8f7d3d7043d4b1eb98fc5c4e2fcd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb5b12692517a39c320f99a479eb055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a3e478bb87d094e3a0af30dd10ae8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffddcada3f4c84e4a906ff23c2a7fea4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af2cc5f8cec8c498aa12c99c04e1c97d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/d5d97b7a-9a3b-4521-b5aa-1ec87de262a7.png?resizew=150)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35dca4e3d989f2b2e687f8af3077fd50.png)
(2)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
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2卷引用: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
5 . 如图,在四边形
中,
,
,动点
从
开始沿
边向
点以
的速度运动,动点
从点
开始沿
向
点以
的速度运动,
,
分别从点
,
同时出发,当其中一点到达终点时,另一点也随之停止运动,运动的时间为
秒.
![](https://img.xkw.com/dksih/QBM/2021/9/15/2808765401153536/2810832115703808/STEM/5342823a55174dc788246509316798a3.png?resizew=230)
(1)
为何值时,四边形
为矩形?
(2)
为何值时,四边形
为平行四边形?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b21e0f88eb08617a47678fee9f70ba70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bfb8fd7ceba575602e6cdaacf2b5713.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b9174c3b1324cf81098e42e0480bcc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea2ae9d515f9ab351ad72306b776ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79789686104cab147c239d152271e076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.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/36a1b09c653185842513e24ebba60bb3.png)
![](https://img.xkw.com/dksih/QBM/2021/9/15/2808765401153536/2810832115703808/STEM/5342823a55174dc788246509316798a3.png?resizew=230)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dd74d529f994ca8e67630f774a639b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5c203fa789096869f098e7b024dae26.png)
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6 . 如图,观察①、②、③的变化规律,则第④张图形应为( )
![](https://img.xkw.com/dksih/QBM/2021/4/1/2690359125655552/2691746811912192/STEM/16dbc7c0fd3947dd9f1d4d2f4ae2f868.png?resizew=479)
![](https://img.xkw.com/dksih/QBM/2021/4/1/2690359125655552/2691746811912192/STEM/16dbc7c0fd3947dd9f1d4d2f4ae2f868.png?resizew=479)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 如图,
中,
,正方形
、正方形
公共顶点记为点
,其余的各个顶点都在
的边上,若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29de255df98afcb0f377f6a06a979803.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d9142db4dd2ef151bf3d4a63afb61e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6772eba1d3f6b25618a2427fd001f55c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/389bc3f29c058067e06e0d0d2be399da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ad4c0ba3a6750537789844d0ec419d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f8eeeea1c9652cacce976f8129cf520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29de255df98afcb0f377f6a06a979803.png)
![](https://img.xkw.com/dksih/QBM/2020/9/24/2556901272453120/2556949932572672/STEM/1ba31dd1091a46b58cb2a656ef152c42.png?resizew=254)
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2卷引用: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
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8 . 如图,在平面直角坐标系中,对称轴为直线
的抛物线
与
轴交于
两点,其中点
的坐标为
,与
轴交于点
,作直线
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/1/b57584f9-9f33-43c7-9b77-254f08f83d57.png?resizew=141)
(1)求抛物线的解析式;
(2)如图,点
是直线
下方抛物线上的一个动点,连结
.当
面积最大时,求点
的坐标;
(3)如图,在(2)的条件下,过点
作于
点
交
轴于点
将
绕点
旋转得到
在旋转过程中,当点
或点
落在
轴上(不与点![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49e77881f179c0597debde7a59561d36.png)
重合)时,将
沿射线
平移得到
,在平移过程中,平面内是否存在点
使得四边形
是菱形?若存在,请直接写出所有符合条件的点
的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c98a7f3a8bf384b1dfc1d34aebd46d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe6337d68cd5653767e3a1889b8b2e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b62ea7de9572d6c8e7fcdf03af761f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c49f27c6f23fc0975699f8e250642898.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/1/b57584f9-9f33-43c7-9b77-254f08f83d57.png?resizew=141)
(1)求抛物线的解析式;
(2)如图,点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6979f36c03e2047212654230323f39ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94b726cf24ace7b575fc58e8de7da2f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(3)如图,在(2)的条件下,过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68fbbd17c89f03dbb61cd6ffdb9a0344.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a7ee84d65baa3cd72ea77d2be00b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f5c664aa79a88c035d7ece15220a4c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7807f6a0d316671ed34c23e32fc7408.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23810b5e455f2bbe0c516c4b42cc559c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e55590555905eb4f57889bbd16e39a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49e77881f179c0597debde7a59561d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23810b5e455f2bbe0c516c4b42cc559c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ee64cb4be2c0a28920befae695972a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d27546408b3fc40aed7d7d66e35e5561.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d07a8ec03eebb28b8a9f99c98cab760f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
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