如图,在△ABC中,点D是AB边上的中点,已知AC=4,BC=6
![](https://img.xkw.com/dksih/QBM/2019/11/4/2326746885349376/2327471337914368/STEM/6711dfba2fb442e7a646823301766ee1.png?resizew=189)
(1)尺规作图:作AB边上的中点D和△BCD关于点D的中心对称图形;
(2)根据图形说明线段CD长的取值范围.
![](https://img.xkw.com/dksih/QBM/2019/11/4/2326746885349376/2327471337914368/STEM/6711dfba2fb442e7a646823301766ee1.png?resizew=189)
(1)尺规作图:作AB边上的中点D和△BCD关于点D的中心对称图形;
(2)根据图形说明线段CD长的取值范围.
18-19八年级下·广西贵港·期中 查看更多[10]
(已下线)专题1.70 《三角形的初步知识》挑战综合(压轴)题分类专题(二)(专项练习)-2022-2023学年八年级数学上册基础知识专项讲练(浙教版)(已下线)专题12.46 《全等三角形》挑战综合(压轴)题分类专题(专项练习)-2022-2023学年八年级数学上册基础知识专项讲练(人教版)(已下线)专题23.5 中心对称(基础篇)(专项练习)-2022-2023学年九年级数学上册基础知识专项讲练(人教版)(已下线)必刷卷04-2022年中考数学考前信息必刷卷(福建专用)人教版八年级下 第二十三章 旋转 综合练习(已下线)23.2.1中心对称(课前)河南省洛阳市洛宁县2019-2020学年七年级下学期期末数学试题人教版2020年九年级上数学 23.2 中心对称 23.2.2 中心对称图形广东省广州市执信中学2019-2020学年九年级上学期10月月考数学试题【区级联考】广西贵港市港南区2018-2019学年八年级下学期期中考试数学试题
更新时间:2019-11-05 18:35:28
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解答题-证明题
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【推荐2】安安同学遇到这样一个问题:如图,
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