1 . 如图1,等腰直角
和等腰直角
的直角顶点C重合,连接
,
.
;
(2)如图2,过A作
,且
(点B,点F在
同侧),连接
,求
的值;
(3)如图3,M是
的中点,
的延长线与
交于点N,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2689f0ce5ab3467d8214794d8acb2bd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c503e29373e8d87134bdb46bd3912910.png)
(2)如图2,过A作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff6307019d82d2a2a51e0ffd4ebf345.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b9db02245e7abb624aa7f2d12ea5c56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/495a0948dd5bd2fe79da704d9e5e869c.png)
(3)如图3,M是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db54223bb3fc2fe2497213a4d1f94827.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d910571a3e7b0ee39fc2e99cc6a80f70.png)
您最近一年使用:0次
2024-05-13更新
|
85次组卷
|
2卷引用:安徽省六安市霍邱县2023-2024学年九年级下学期月考数学试题
2 . 如图,在平面直角坐标系
中,点
,
,将
向右平移到
位置,
的对应点是
,
的对应点是
.
(1)分别记矩形
和
的面积为
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
______
填“
”、“
”或“
”);
(2)若函数
的图象经过点
和
的中点
,则
的值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c9794b90c7775769f5ecfe86d1b4d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50cda44186bf89ea3232d78c05a8e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b83beedb3438153e6f728545fe3e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d631f45bc652539853f236952afa5bbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(1)分别记矩形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ca167ec7dc82e05de3e1caad0c7e1a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30e4e2c42fae1fde3b9001535bbdf84a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3bb4777baf6ccce569dad54a280d295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/392cdb9d30684cce244bef94b8d861b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ff7942da6c3fc4005256fb1458557c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7385795d7eab9691e21172c51a97428.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2024九年级下·安徽·专题练习
3 . 如图,
是矩形
的一边
延长线上一点,
是
上一动点,连接
与矩形
的边交于点
,连接
,
,若
,
,
的面积为
,设
,则下列图象能反映
与
之间函数关系的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea2ae9d515f9ab351ad72306b776ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892909e49156f7dcc0650fcd65243877.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69d2b798744645af88a4fa411344a83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7785afeeaf274892253d04b4f693b367.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/305a88d4e0249bd16d48eda01331d2d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c788c6397e6e9a43af20cfc52d983e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38d0469336f71edd52dc9148c67db052.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe87b09e091b1f425fdf6461dc663082.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
4 . 如图,反比例函数
的图象上有A,
两点,过点
作
轴于点
,交
于点
.若
,
的面积为2,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9de7fcbcb1ef0134d70156bb19852ca5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e533b08fd6f718e160b6bc652eaa1739.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7ffcd1925a2b1259221c6a476152f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
5 . 已知,正方形
的边长为4,点E为正方形
内一动点,
交射线
于F,且
.
(1)求
的最小值为______ ;
(2)在(1)的情形下,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6de909242ca65b4454598ad1f9fcd8ed.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/471aed7529330bded1c2a3f22c1b8613.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
(2)在(1)的情形下,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6de909242ca65b4454598ad1f9fcd8ed.png)
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6 . 如图,在
中,
为
边上一点,
与
边相切于点
,交
于点
,连接
.
;
(2)若
,求劣弧
的长度.(结果保留
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aa1a49afabd072a0a7ba97b65219632.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cca04b2a2b61d62a809776670a60c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad056c25c0fdcbcc765eb5cbc6093f2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/318178589d37649398dc39b9f5c86595.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d579705ff858c2f0e835122a79455a01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
您最近一年使用:0次
7 . 如图,
,两条直线与这三条平行线分别交于点
和
,已知
,若
,则
的长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a120b008b7be40c9d6f6079bca61652.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38335830b93ac4d99c28a8e209eecb3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c5b88ec996d2d117987e7303cefe4ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56391cc09f9553c291a710954d9405ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ed650e192b6e94b4a99c05fb9ea93c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/f433c318-6615-4ef1-bdf8-3fe3121a3a22.png?resizew=120)
A.2 | B.3 | C.5 | D.6 |
您最近一年使用:0次
2024-01-29更新
|
195次组卷
|
2卷引用:安徽省淮南市洞山中学2023-2024学年九年级上学期期末数学试题
名校
8 . 如图①,在
中,
,
,点
为
边上的一点,连接
,过点
作
于点
,交
于点
,连接
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/2/3275c00d-5646-4535-9e34-1273c5c48047.png?resizew=381)
(1)求证:
;
(2)若
,求证:
;
(3)如图②,若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9941b969048c0478a9d4116bfe4c6c32.png)
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c513dca3b8c31bc8d0ed4301e94cc1e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c287bb15494297df234f700f9f3a90d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.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/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/497846628a41a9bc750a645e045afb47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/2/3275c00d-5646-4535-9e34-1273c5c48047.png?resizew=381)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98de631bc856282e2e3f4be96d246b31.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acffe93671d43c027c1d6c57211cc242.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22292ff232cf4a28239313860ee4edbd.png)
(3)如图②,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9941b969048c0478a9d4116bfe4c6c32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6402a3bb6be38f5bfafacc86c7bd008.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1a2a3ca97740b27193a7289833819ee.png)
您最近一年使用:0次
2024-01-27更新
|
54次组卷
|
9卷引用:安徽省淮北市六校联考2023-2024学年九年级下学期月考数学试题
安徽省淮北市六校联考2023-2024学年九年级下学期月考数学试题安徽省淮北市相山区淮北二中联考2023-2024学年九年级下学期月考数学试题2023年安徽省芜湖市南陵县中考数学模拟试卷(一) (已下线)2023年安徽省亳州市中考二模数学试题变式题21-23题(已下线)2023年安徽一模几何综合2 zkfxb-ah-092022年安徽省肥东县长临河中学中考模拟数学试题江西省抚州市2022-2023学年九年级上学期数学期末试题 四川省成都市武侯区棕北中学2023-2024学年九年级上学期10月月考数学试题贵州省贵阳市南明区北京师范大学贵阳附属中学2023-2024学年九年级上学期期中数学试题
真题
名校
9 . 如图,在平面直角坐标系中,二次函数
的图象与
轴交于点
和点
,与y轴交于点C.
(2)如图1,二次函数图象的对称轴与直线
交于点D,若点M是直线
上方抛物线上的一个动点,求
面积的最大值.
(3)如图2,点
是直线
上的一个动点,过点
的直线
与
平行,则在直线
上是否存在点
,使点
与点
关于直线
对称?若存在,请直接写出点
的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/357caf1fd7ba1d944743fcfebecd185d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ee80939187a84e1863eeb192a301c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1b47e7bf02b3ca16f7d96b9369e51a3.png)
(2)如图1,二次函数图象的对称轴与直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaae3e9af0c91a2080b97675f14f1fc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/781e6927e3bc512359dc8b0c11e195d5.png)
(3)如图2,点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/0f85fca60a11e1af2bf50138d0e3fe62.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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f53330c107f8245290a5a42c3d356acd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
您最近一年使用:0次
2023-08-22更新
|
1287次组卷
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11卷引用:2024年安徽省中考一模数学试题 (A)
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10 . 如图,A,B,C,D四点在同一条直线上,E,F,G三点也同在另一条直线上,
,
,
均为等边三角形.请完成下列问题:
上取一点P,使得
,连接
并延长交
于Q,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e4def204dffd941b3068f2d9358acbd.png)
______ °.
(2)若
,
,则
的长为______ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcaecf08a22124a457128fb04c9c02bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52e450abeb97e7848ef35fcee286b27e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e4def204dffd941b3068f2d9358acbd.png)
(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
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