1 . 线段
均在直线l上,若
厘米,
厘米,M,N分别是
的中点,求线段
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5dc62e10004e73908091338362917da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78b65065ec3a0cb4b050989165c003d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5dc62e10004e73908091338362917da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
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2 . 如图,线段
,点
是线段
上一点,
分别是线段
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/7/6dc87752-7d74-4fc4-a3e0-a1a8458625b9.png?resizew=238)
(1)求线段
的长;
(2)若题中的“点
是线段
上一点”改为“点
是线段
延长线上一点”,其他条件不变,请你画出图形,并求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6479d9b6fd81870e60500dc54a02a4d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c29a7e8eea08197bf53164a560bee58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f47ddc7c9fb41942160e3cafcf756776.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/7/6dc87752-7d74-4fc4-a3e0-a1a8458625b9.png?resizew=238)
(1)求线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
(2)若题中的“点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
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3 . 如图,点
与点
都在线段
上,则下列关系中不正确的是( )
![](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/411461db15ee8086332c531e086c40c7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/7/19dba620-2f9b-424a-be4e-2d3045ae8a93.png?resizew=268)
A.![]() | B.![]() |
C.![]() | D.![]() |
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4 . 如图,同一直线上有A、B、C、D四点,已知
,
,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44f78d0d7a186df75335975827985617.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c52b5f8acda412ddceb94c4e4e6b7f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/7/8e6d37a7-371d-4d91-9905-47ea3ab00252.png?resizew=161)
您最近一年使用:0次
2024-01-06更新
|
55次组卷
|
3卷引用:辽宁省朝阳市龙城区英德中学2023-2024学年七年级上学期9月月考数学试题
5 . 如图,点A、B、C、D在同一直线上,
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/6/377162ff-885b-4889-a881-56b3fc2ef8d4.png?resizew=112)
(1)求
的长;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1203969690e53ac642932f3aa42c5339.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ee826937d2add7a93aaa1422f8b736.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/6/377162ff-885b-4889-a881-56b3fc2ef8d4.png?resizew=112)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751ecec223e69ea940ffe196aa1463ad.png)
您最近一年使用:0次
23-24七年级上·北京·期末
6 . 如图,线段
的中点为M,C点将线段
分成
两段,且
,若
,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e5c62f22d7afc5627fcb86599faa8e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88fd7602a5ff96bc28e7a85d280af9ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e246e25ac5025f428ad2952a4cbd453.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd0566be94b1ed3e5d250ca530eeb529.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/6/2d0903f4-6d1c-42bc-b294-f8570b92b791.png?resizew=171)
您最近一年使用:0次
7 . 如图,
为线段
的中点,点
在线段
上,且
,若
为线段
的中点,请判断线段
,线段
的数量关系,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfdabc3aa1f008065243d8694021e334.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d97dc3b752832906de41447bb58a341.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/11/e9e1bd8e-9073-4b2b-b673-e7ac55c8a62c.png?resizew=332)
您最近一年使用:0次
8 . 如图,已知点
是线段
上一点,
, 点
分别是
的中点.
,
,求线段
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1874d42e4e12f729738a81deae245d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50e85daaf3da68c34df2e93ac7f01381.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b44f50e611c3ee3a6891fb97b10e6ea1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/064ae4401669e896f79127e0a6191fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98bed2b2f5840b15af5c25bf9ed8a6c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/11/7b9b750d-b83c-42e2-a7d5-5949a8b003e3.png?resizew=207)
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9 . 如图,已知线段
,点N在
上,
,M是
中点,那么线段
的长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/6/af135067-426c-48c9-a91f-734d3541dc8e.png?resizew=213)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e04947c608f4b7f67b18e8decb05f70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e651d55c5e5bb0a04fa11b6ce58c2bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/6/af135067-426c-48c9-a91f-734d3541dc8e.png?resizew=213)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
10 . 如图,点
在线段
上,点
是
的中点.如果
,
,那么
的长度为________
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b141f9d12e465e07f88f459b1741559b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8704352b5f32cfa3d34b398695b531ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9efa9fbcfb9595e2f031aa691db4564b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/5/9a4d2134-4593-400b-9bc0-2acb36a2220e.png?resizew=154)
您最近一年使用:0次
2024-01-06更新
|
161次组卷
|
2卷引用:河北省沧州市青县青县第六中学2023-2024学年七年级上学期月考数学试题