名校
1 . 如图,
于E,
于F,若
,
,
(1)求证:
平分
;
(2)已知
,
,
,求四边形
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32c38dfd14dde969702dff97ef2270f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/761a77e11e1e45c2a8b2d34d22cf8e04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/532aece6cfd67e2a97977eed978dbf2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f805768a5ffaf8bdfa4bc3b680aafdc9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/20/b91ac6b0-4779-402b-bd95-92c80f20ae11.png?resizew=190)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82b74e2b6dae540571fdd509c4e966b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a19338598965bb3856cdd0236bbf694.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60634341a9603e24b2bbc6960abe3d31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2459f645241b285a182ff59dd78bfea0.png)
您最近一年使用:0次
2023-10-18更新
|
369次组卷
|
4卷引用:江西省南昌市红谷滩区南昌市第五中学实验学校2023-2024学年八年级上学期期中数学试题
2 . 如图,已知
的周长为10,对角线
与
相交于点
,
的周长比
的周长小1.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/5/acea2da6-cdaa-4cc0-be42-b44f049e962b.png?resizew=315)
(1)求这个平行四边形各边的长;
(2)将射线
绕点
顺时针旋转,交
于
,当旋转角度为多少度时,
平分
,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7ffcd1925a2b1259221c6a476152f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/5/acea2da6-cdaa-4cc0-be42-b44f049e962b.png?resizew=315)
(1)求这个平行四边形各边的长;
(2)将射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abaeba15f3abdd877bc701af52c5cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db866ecc0c098bfc32ec8a43b65bdd58.png)
您最近一年使用:0次
3 . 已知在
中,
和
的平分线交于点O,
.
(1)如图①,若
,求
的度数.
(2)如图②,连接
,求证:
平分![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e33d9abd5ecc1c769f7a20af5a2431d7.png)
(3)如图③,若射线
与
的外角平分线交于点P,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fd465973943bcd766b5275ee204bbf2.png)
(1)如图①,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d777d15cd733338ecfd0ea63819f62c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d22df2977de56cc69be0c1e847653d7a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/7/16c69afd-f093-4f24-8246-6fbbbb898954.png?resizew=113)
图①
(2)如图②,连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e33d9abd5ecc1c769f7a20af5a2431d7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/7/d2f025d2-0e59-4f3e-82ee-307d2a0ac6d3.png?resizew=113)
图②
(3)如图③,若射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf1438142deeac876fc7dc50552e552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/847497b320dbd3804f8b2456bb099ca7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/7/3c5308eb-0c8d-4926-b475-ef82635db097.png?resizew=163)
图③
您最近一年使用:0次
名校
4 . 如图,四边形
中,
,点O为
的中点,且
平分
.
(1)求证:
平分
;
(2)求证:
;
(3)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/520f8abda6a85e7ef6f281fc2df853fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0325c3bcd95473123c229395d893cc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/16/f5e8daa0-e330-4dbc-b782-725f64f391ae.png?resizew=105)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdb8eca20ce2c918ea4034ea15210c7f.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c54276d36db232bc3ae6327f757241c.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3b0ec552c13131a7550aef7dc50aab6.png)
您最近一年使用:0次
2023-08-13更新
|
515次组卷
|
16卷引用:江西省宜春市丰城市江西省丰城中学2023-2024学年八年级上学期开学考试数学试题
江西省宜春市丰城市江西省丰城中学2023-2024学年八年级上学期开学考试数学试题内蒙古通辽市科尔沁实验初中2017-2018学年度上学期期中考试八年级数学试题【校级联考】甘肃省庆阳市镇原县2018-2019学年八年级(上)期中数学试卷【校级联考】山东省滨州市五校2018-2019学年八年级上学期第三次月考数学试题广东省中大附中实验学校2019-2020学年八年级上学期期中数学试题湖北省荆门市屈家岭管理区第一初级中学2019-2020学年八年级上学期期中数学试题湖北省襄阳市襄阳五中实验中学2019-2020学年八年级上学期10月月考数学试题(已下线)19.2(2) 线段的垂直与角平分线2-2020-2021学年八年级数学上册《课时同步练》(沪教版)四川省广汉市2020-2021学年八年级上学期期中数学试题(已下线)第12讲 逆命题与逆定理-华东师大版八年级上册课中及课后分层同步练贵州省黔东南苗族侗族自治州三穗县三穗中学2021-2022学年八年级上学期期中数学试题(已下线)专题04 角平分线的性质与判定(五大类型)(题型专练)-2023-2024学年八年级数学上册《知识解读·题型专练》(苏科版)(已下线)专题06 角平分线的性质与判定(五大类型)(题型专练)-2023-2024学年八年级数学上册《知识解读·题型专练》(浙教版)第十二章 全等三角形 小结河北省沧州市青县树人学校2023-2024学年八年级上学期月考数学试题河北省沧州市青县第六中学2023-2024学年八年级上学期期中数学试题
5 . 如图,
中,
、
的角平分线
、
交于点P,延长
、
,
,
,则①
平分
;②
;③
;④
.上述结论中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6344778ed1e75c1a99e2268468081867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdba1337ec85fa9722cb4b320a82ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea2ae9d515f9ab351ad72306b776ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5639ef03056c2a67e9c48069155ffd3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/474bb079b2dcafdc5ceb83f65e7eeba4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63a253c7fdf589ee3dece13d5b5b5732.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/752fa646a2d9cfca34001748445301c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5075e280515473cbdf82a0ed9dc48bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d810fd8a909330bb234c17e9f52b6218.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be44b974d5a9afd53f1f5dcdba9fe688.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/5/040fbe75-80e5-456c-83d7-0cc819ba3003.png?resizew=150)
A.①② | B.①③ | C.②③④ | D.①②③④ |
您最近一年使用:0次
2023-08-03更新
|
229次组卷
|
2卷引用:江西省鹰潭市十校联考2022-2023学年八年级上学期期中数学试题
名校
6 . 如图,点I在
内,且到三边的距离相等,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852edacacbd44f1622a4295615ea3639.png)
________
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d777d15cd733338ecfd0ea63819f62c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852edacacbd44f1622a4295615ea3639.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83873a9d782f2588c5eedbfe73f9bc2f.png)
您最近一年使用:0次
2023-07-26更新
|
192次组卷
|
12卷引用:江西省南昌三中教育集团2022-2023学年八年级上学期期中考试数学试卷
江西省南昌三中教育集团2022-2023学年八年级上学期期中考试数学试卷2016-2017学年天津南开区八年级上期中数学试卷人教版八年级上册 第12章 全等三角形 单元测试题山西省吕梁市交城县2019-2020学年八年级上学期期中数学试题江苏省南通市海安市十校2019-2020学年八年级上学期10月月考数学试题人教版2020-2021学年数学八年级上学期12.3.角的平分线的性河南省汝南县清华园学校2020-2021学年八年级上学期第一次月考数学试题黑龙江省双鸭山市集贤县县直初中四校2020-2021学年八年级上学期期中考试数学试题江苏省南通市八一中学2021-2022学年八年级上学期第一次限时作业数学试题辽宁省大连市旅顺口区2022-2023学年八年级上学期期中数学试题辽宁省辽阳市第一中学2023-2024学年八年级上学期第一次质量检测数学(西藏班)试题广西贵港市覃塘区2023-2024学年八年级下学期4月期中考试数学试题
7 . 如图,C为线段
上一动点(不与点A、E重合),在
同侧分别作等边三角形
和等边三角形
,
与
交于点O,
与
交于点P,
与
交于点Q,连接
.下列结论:①
;②
;③
;④
;⑤
;⑥连接
,
平分
;⑦
为等边三角形.其中正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10fc7991ea17d54ff5f4445ac5699463.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/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c503e29373e8d87134bdb46bd3912910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7341c7d3b742bf451457145206782711.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60e5c088a90d0f4052fc92dd9b7addf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc1eb76fe74cba30f7cbcde349ba80da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6b29ebc71207e74f6a615a3018d7993.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/418ebb89d29f4f631b055c911e8d178a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e87b2f781cafa7989d81f9bf8c42b150.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/24/79218e7f-12e0-429d-a737-94470866bfbe.png?resizew=252)
A.4个 | B.5个 | C.6个 | D.7个 |
您最近一年使用:0次
2023-07-21更新
|
96次组卷
|
2卷引用:江西省赣州市信丰县2023-2024学年八年级上学期期中数学试题
8 . 如图,
中,
,
,
,垂足是D,
平分
,交
于点E.在
外有一点F,使
,
.
(1)求证:
;
(2)在
上取一点M,使
,连接
,交
于点N,连接
.
求证:①
;②
平分
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c06154cae3bf7a8ce5a1e97a7380875.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b5f215a42c4b7078d8d65923eb9980e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2947ca8e0cdbeb4aab80ce9e7b63ba98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028d7a147e62d77472a5fd970aa05e44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70ec3fbf3a0391007b3e11b8f44ebe96.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/1/0063b20f-a7e1-4a32-b534-ee1c170eef29.png?resizew=253)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f805768a5ffaf8bdfa4bc3b680aafdc9.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a57c4d8e3e4372ade68c9f74ba67bc27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c884b508394b3ab50734b584d9ec783c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ce6c0e9de83f2e64ae33609fc08459d.png)
求证:①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc0e7a1541a8db0c059fd6cd0c4c3620.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db54223bb3fc2fe2497213a4d1f94827.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86a2db6311e228ed33b6c71d0a5918cf.png)
您最近一年使用:0次
2023-07-18更新
|
421次组卷
|
12卷引用:2014-2015学年江西省临川市一中八年级下学期期中考试数学试卷
2014-2015学年江西省临川市一中八年级下学期期中考试数学试卷2015-2016学年江西省抚州市临川十中八年级下期中数学试卷四川省达州市达川区达川区麻柳中学2022-2023学年八年级下学期期中数学试题四川省达州市万源市河口中学2022-2023学年八年级下学期期中数学试题(已下线)第13单元03巩固练(已下线)专题13.10 等腰三角形(知识梳理与考点分类讲解)-2023-2024学年八年级数学上册基础知识专项突破讲与练(人教版)(已下线)专题2.10 等腰三角形的轴对称性(知识梳理与考点分类讲解)-2023-2024学年八年级数学上册基础知识专项突破讲与练(苏科版)(已下线)专题13.3 等腰三角形的性质与判定【十大题型】-2023-2024学年八年级数学上册举一反三系列(华东师大版)(已下线)专题13.2 等腰三角形的性质与判定【十大题型】-2023-2024学年八年级数学上册举一反三系列(人教版)(已下线)专题2.2 等腰三角形的性质与判定【十大题型】-2023-2024学年八年级数学上册举一反三系列(苏科版)(已下线)专题2.2 等腰三角形的性质与判定【十大题型】-2023-2024学年八年级数学上册举一反三系列(浙教版)(已下线)专题15.2 等腰三角形的性质与判定【十大题型】-2023-2024学年八年级数学上册举一反三系列(沪科版)
9 . 如图,在
中,
,
,
.
、
分别平分
,
,则
的长为( )
![](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/07160f14b3b453bebb64cb2bf96dc85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4494a85de0be0b97a69348115aef8513.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdba1337ec85fa9722cb4b320a82ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/10/c1c2f17f-8e75-4879-a565-2c08d7f4cd72.png?resizew=162)
A.![]() | B.![]() | C.4 | D.2 |
您最近一年使用:0次
名校
10 . 如图,在
中,点
在边
的延长线上,
,
的平分线
与外角
的平分线
交于点
,过点
作
,垂足为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/6/21cc84b0-9d4b-4c7a-bb04-8514e5d35c9b.png?resizew=206)
(1)求
的度数.
(2)若
,
,
,且
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/3068fbcb57f5f6c98ff98f021a721a0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f10681704c4fccfd37664eaf34391dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0213c5787a5a6b38d11bceca5567f67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c9e298544f786d6efd0f03ded76a324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88929f4ba0851730d5f941d426b87548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2f1054e3a5c0fc7dca3d285108112c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/6/21cc84b0-9d4b-4c7a-bb04-8514e5d35c9b.png?resizew=206)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8f0f84d34d93c0e3dbb0ce7ee5d3846.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b16a40d255b2e6c39867f838c187be28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58d2fe00cb8a14c3d6c355cc67449a74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ddeb9efb488b31ae67efd29efd56b3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2468cb8dae99d9ac0cc695e9b21c5386.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
您最近一年使用:0次
2023-04-30更新
|
245次组卷
|
3卷引用:江西省景德镇市珠山区景德镇二中2022-2023学年八年级下学期期中数学试卷