1 . 如图是放在水平桌面上的手机支架图和截面示意图.已知手机支架底座是矩形
,固定杆
于点
,A到水平桌面的距离为
,调节杆
长为
,旋转杆
长为
,经调试发现,当
,
,时,手机恰能俯拍画面,求此时点
到桌面的距离.(结果精确到
,
,
,
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/389bc3f29c058067e06e0d0d2be399da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45fd6c9f4d28d6b52e9be805b5870f87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c99b608394a674aa4dd6c65ead36a69b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3668a3f3ce5b8a272ad92c2ebd233f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a9eed64d225267a58cd001db67e2a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaa6ac4ef1b2d2e35aa0262e0d05b597.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7a32af9c7baa934baaebbbc0562cf7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dd58f9f2603b2a02db40ca2bf9d17a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2a0f8f5fabed2f1e761cd55660526c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fac980ce194582899d857b5f6edd431e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/702e8d9602884d50948248734a1e1324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/460317e7c26f95b9b29cfe1a89b796d6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/10/1853561e-8801-4e55-802e-9806ae3e3fb7.png?resizew=519)
您最近一年使用:0次
2 . 北岳恒山索道被誉为“三晋第一索”,索道随山峦逐级起伏,绵延而上,可以俯瞰到恒山各处的秀丽美景,让游客的游览舒适惬意.恒山索道沿线有16座支架,用以保持索道悬空的状态.如图,A,B,C为该索道的三处支架,且
,从支架B处看支架A的仰角为
,从支架O处看支架B的仰角为
,支架A到支架C的竖直距离
为
,已知点A,B,C,D在同一竖直平面内,求
的长.(结果精确到
;参考数据:
,
,
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3570a95f68349fcd9417fcda62e78e7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1de27e79e9a276238d608f828e31709.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43c3e748c489134c5c70f2a73719fb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6563eb699f1bbc39eced661a2ebfcce4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28ea3c7e6efd548ecc3baed26c8b6c78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/134b920d0b80633788ae8fae2029d60c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffd98024ad349f4c2250777cbe38c47b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8a7ff6bb8000946da9599d7d903ac9a.png)
您最近一年使用:0次
2024-04-08更新
|
84次组卷
|
2卷引用:2024年山西省阳泉市多校中考一模数学试题
名校
3 . 如图,
中,
,
,
.点D是
边上的动点,过点D作边
、
垂线,垂足分别为E,F.连接
,则
的最小值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/300a2b50-e33c-4f2d-bd8d-9f7b9d6ff116.png?resizew=199)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70dc2c20619a4fc12a0cfda59af5b69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a3e478bb87d094e3a0af30dd10ae8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/764509115979e9958101808383672ec0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/300a2b50-e33c-4f2d-bd8d-9f7b9d6ff116.png?resizew=199)
A.3 | B.![]() | C.4 | D.![]() |
您最近一年使用:0次
2024-04-05更新
|
339次组卷
|
7卷引用:山西省太原市第三十六中学校2023-2024学年九年级上学期月考数学试题
山西省太原市第三十六中学校2023-2024学年九年级上学期月考数学试题广东省惠州市惠城区惠州市德威学校2023-2024学年九年级上学期开学考试数学试题广东省佛山市禅城区明德中英文学校2023-2024学年九年级上学期第一次月考数学试题广东省茂名市高州市广东高州中学初中校区2023-2024学年九年级上学期月考数学试题(已下线)第05讲 矩形的性质和判定(知识解读+达标检测)-2023-2024学年八年级数学下册《知识解读·题型专练》(苏科版)四川省泸州市龙马潭区天立春雨学校2023-2024学年九年级上学期第一次月考数学试题(已下线)专题11 最值问题 (2大易错点分析+26个易错点+易错题通关)-备战2024年中考数学考试易错题(江苏专用)
4 . 问题情境:
在直角三角形
中,
,
,将直角三角形
绕点
顺时针旋转
,点
,
的对应点分别为点
,
,连接
,
,
,
分别为
,
的中点,连接
,
.
猜想证明:
(1)如图
,当
恰好经过点
时,
与
的位置关系是___________,数量关系是____________.
问题解决:
如图
,当
恰好经过点
时.
(2)试猜想
与
的位置关系和数量关系,并说明理由.
(3)连接
,若
,请直接写出线段
的长.
在直角三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c06154cae3bf7a8ce5a1e97a7380875.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fb01d2b57580731c8b807ac8cffc8ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1110033382e192b1bc24e9682a2e73c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3953cec61ac602ce5eb59b7912352179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6655cc150ddc9deba2254780984d0024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20ecac2dad4cffdd971fd23deacff3fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6655cc150ddc9deba2254780984d0024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20ecac2dad4cffdd971fd23deacff3fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
猜想证明:
(1)如图
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e737bc35da650eda3825d29799b5f86f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83f00d88b9f850dea09aa8c682b9d610.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
问题解决:
如图
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6655cc150ddc9deba2254780984d0024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)试猜想
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83f00d88b9f850dea09aa8c682b9d610.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
(3)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e0f0ccc8492a0ccf1eee24867060643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca036d049f5205cf04cb1b9c5cd03f97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e0f0ccc8492a0ccf1eee24867060643.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/1/e5231bd8-c385-4e0a-9b11-ad080a0c31b0.png?resizew=364)
您最近一年使用:0次
5 . 综合与实践
问题情境:
在数学课上,张老师带领同学们以“平移探究”为主题进行教学活动.如图,在菱形纸片
中,
,
,将菱形
沿对角线
剪开,得到
和
,将
沿射线
方向平移一定距离得到
,连接
,
.
(1)如图1,试判断四边形
的形状,并说明理由;
实践探究:
(2)如图2,当四边形
为矩形时,求
平移的距离;
问题拓展:
(3)小颖同学受张老师启发将菱形沿对角线剪开,得到
和
,按如图3方式放置进行平移探究.将
沿
方向平移,连接
,
,并添加条件使得以A、F、C、E为顶点的四边形是一个特殊四边形,请在图4中画出平移后的图形,并写出必要的文字说明.
问题情境:
在数学课上,张老师带领同学们以“平移探究”为主题进行教学活动.如图,在菱形纸片
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/305a88d4e0249bd16d48eda01331d2d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e075468e7fb0bf30229aec01a7205977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f15ba851a0f65c271ec774095516f07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f15ba851a0f65c271ec774095516f07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d97dc3b752832906de41447bb58a341.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f5a0a6e5b3f489a7032ea5116c96024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
(1)如图1,试判断四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7328ba7a6b4b6764cbe380883fc15f7d.png)
实践探究:
(2)如图2,当四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dde327febef2331a4766a79b433cc02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f15ba851a0f65c271ec774095516f07.png)
问题拓展:
(3)小颖同学受张老师启发将菱形沿对角线剪开,得到
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f5a0a6e5b3f489a7032ea5116c96024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36e5e61804ce550636a0354e0a78a22d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
您最近一年使用:0次
2024-03-31更新
|
125次组卷
|
3卷引用:2024年山西省临汾市洪洞县中考一模数学试题
6 . 如图,
是线段
在投影面上的正投影,已知
,则投影
的长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ddc92d84d188c66b435664a7e7b5a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea3f383faf554a9761f180f5c121238b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ddc92d84d188c66b435664a7e7b5a4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/22/3a1e9a8b-6b3b-49e8-b666-580716d61050.png?resizew=157)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7 . 在清明节来临之际,王亮的父亲带王亮自驾车回老家祭拜先祖.用如图所示的方式表示他们回老家的两条路线.设王亮家在A处,老家在D处.第一条是从家出发先向东行驶到达B处,再沿B处的北偏东
方向行驶到达老家D处;第二条是从家向正北方向行驶
到达C处,再沿C处的北偏东
方向到达老家D处.已知车速相同,请说明选择哪条路能更快回到老家.(参考数据:
,
,
)
您最近一年使用:0次
8 . 如图,在矩形
中,
为对角线
上的一点(不与点
重合),连接
,过点
作
交边
于点
,连接
.若
,则
的长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97643fab12550efab333068c65ae435c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbdb21011ea821b91d539cb763aac649.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fe2f604091e9667da0974976a5b7ce1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e44b99e6f665dfebd8f4a3c85de4f17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3533837e3d08c461dea031a44e5424d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/2/af1d8740-612b-449c-95fd-8e54b5fef315.png?resizew=117)
您最近一年使用:0次
9 . 山西“应县木塔”,又名山西“应县佛宫寺释迦塔”,它是当今世界上的第一奇塔.它不仅是中国,而且是世界上现存最古老、最高峻的木构建筑物,所以它在世界建筑中占有突出的地位.已知“应县木塔”的高度
为
米,塔前“女神雕像”的高度
为
米,木塔与雕像之间有障碍物,不能直接测量,某测量小组为了测量“应县木塔”与塔前“女神雕像”之间的距离,采用了如下测量方案(如图所示):
,测得“木塔”顶部
的仰角为
,测得“雕像”顶部
的仰角为
;
②测得测角仪的高度
为1.3米;
③测得点
在同一条直线上,
,垂足分别是
.
求“应县木塔”与塔前“女神雕像”之间的距离
.(结果精确到
米,参考数据:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa0aaa290b10a8ebf58d9e6dcbd4cd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d266fdc1e177664254bfaac04bd6bd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
②测得测角仪的高度
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
③测得点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e308f55bb6e540255758d2519ee30f83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9983b3f9fd6d84bd1d9b23149ed5fd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e308f55bb6e540255758d2519ee30f83.png)
求“应县木塔”与塔前“女神雕像”之间的距离
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87796ee30e6c5d5e6b6285b32abe10c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8a7ff6bb8000946da9599d7d903ac9a.png)
您最近一年使用:0次
2024-03-01更新
|
367次组卷
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3卷引用:2024年山西省朔州市应县多校中考一模数学试题
2024年山西省朔州市应县多校中考一模数学试题贵州省黔西南布依族苗族自治州兴仁市真武山街道办事处黔龙学校2023-2024学年九年级下学期3月月考数学试题(已下线)专题06 解直角三角形的应用(仰角俯角、坡度、方位角等问题)-2024年中考数学二轮热点题型归纳与变式演练(全国通用)
10 . 如图,点
,
都在反比例函数
的图象上,
轴于点
,
轴于点
,
于点
,
轴于点
,
,
,
,求反比例函数
的解析式及点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7385795d7eab9691e21172c51a97428.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2485101d50dd5eef3e4fb242adfca527.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b45db8dd8768994af51206565379fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53c79c4d655d22f6b3e9826adc6df810.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecf783d3172debc69f963495e5bff78d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e05ce6ff5103e9675a7eed0d1c1ab932.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6370d6c626bdabf1fc694501ee6c714f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7385795d7eab9691e21172c51a97428.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/3/970e3a2c-7a1f-4364-a210-fc1b6bae2349.png?resizew=140)
您最近一年使用:0次
2024-01-29更新
|
40次组卷
|
2卷引用:山西省大同市多校2023-2024学年九年级上学期期末数学试题