如图,在矩形
中,按以下步骤作图:①分别以点
和点
为圆心
的长为半径作弧,两弧相交于点
和
,②作直线
交
于
,若
,
,则该矩形的周长为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c93148adbc6e856da9a9d263f485d003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8832c5450a61500ccbf73d95e16f449.png)
19-20九年级·四川成都·阶段练习 查看更多[8]
更新时间:2024-03-19 10:43:11
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【推荐1】如图,DE是
ABC的边BC的垂直平分线,分别交边AB,BC于点D,E,且AB=9,AC=6,则
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【推荐2】如图,在△ABC中,EF是AB边的垂直平分线,AC=18cm,BC=16cm,则△BCE的周长为_____ cm.
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【推荐1】矩形ABCD的周长为56,对角线交于点O,△OAB比△OBC周长小4,则AB=__ .
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【推荐2】如图已知矩形
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