如图,四边形
中,
于点D.若
,则线段
的长为_________ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/522edc6766e4ce2914efbe73af3d6b04.png)
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21-22九年级上·江苏连云港·阶段练习 查看更多[2]
江苏省连云港市海州区新海初级中学2021-2022学年九年级上学期12月月考数学试题(已下线)专题1.3 等腰三角形(巩固篇)(专项练习)-2022-2023学年八年级数学下册基础知识专项讲练(北师大版)
更新时间:2022-12-11 22:04:16
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