如图,在
中,按以下步骤作图:
①以点B为圆心,任意长为半径作弧,分别交AB,BC于点D,E;
②分别以点D,E为圆心,大于
的长为半径作弧,两弧在
的内部交于点F;
③作射线BF,交AC于点G.
如果
,
,
的面积为9,则
的面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
①以点B为圆心,任意长为半径作弧,分别交AB,BC于点D,E;
②分别以点D,E为圆心,大于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65026a6b6402cb599e14be8023a3f6a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
③作射线BF,交AC于点G.
如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/305a88d4e0249bd16d48eda01331d2d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65fc998d33cdf37c272f79cfd64b7b99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bc727c642cbc2181476b7dd8eca471e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/2022/5/27/2988573097631744/2991345648885760/STEM/1cb6ea36-5701-441c-92f5-24efb6d87d9f.png?resizew=183)
2022·江苏南通·二模 查看更多[4]
(已下线)2022年江苏省南通如皋市中考二模数学试题(已下线)第一次月考押题预测卷(考试范围:第1、2章)-2022-2023学年八年级数学上册重难题型全归纳及技巧提升专项精练(苏科版)江苏省泰州市姜堰区姜堰区张甸初级中学2022-2023学年八年级上学期第一次学情检测数学试题江苏省徐州市云龙区潇湘路学校2022-2023学年八年级上学期10月月考数学试题
更新时间:2022-05-31 17:31:12
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