已知
,
满足等式
.
(1)求
,
的值;
(2)已知线段
,在直线
上取一点
,恰好使
,点
为
的中点,求线段
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e369249b709d0f7c4a19cd8decbb5373.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(2)已知线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa375c3888b332f24e7d0f9b9600c694.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02d088d8ad72c58aa5dad93d2464e0d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84d454c82d9e52747563d47b68099249.png)
18-19七年级上·江西南昌·期末 查看更多[2]
江西省南昌市育华学校2018-2019学年七年级上学期期末数学试题(已下线)专题4.16 线段单(双)中点、多中点模型(分层练习)(基础练)-2023-2024学年七年级数学上册基础知识专项突破讲与练(人教版)
更新时间:2020-04-24 06:25:44
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解答题-问答题
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较易
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【推荐1】如图,线段
,点D是线段
上一点,且
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![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/28/b58e4110-bd8b-4303-a4da-6ae58a192795.jpg?resizew=210)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54275b7e571660d0a9e0370fbfe5050b.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/28/b58e4110-bd8b-4303-a4da-6ae58a192795.jpg?resizew=210)
(1)求线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)若E是线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ba49bdc393405451a4d66e60be8fb74.png)
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解答题-问答题
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较易
(0.85)
【推荐2】已知线段AB=15cm,点C在线段AB上,
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d6de6b5ef048b04d97c02c41b8b07f5.png)
您最近一年使用:0次