如图,正方形
的边长为3,以点
为圆心,
的长为半径画弧,分别交正方形于点
,
,连接
.以点
为圆心,
的长为半径画弧交
的延长线于点
,则图中阴影部分的面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.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/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/4/e13ec8c6-39d2-4b1d-874f-1ed8054db5d4.png?resizew=142)
2023·重庆·模拟预测 查看更多[1]
更新时间:2024-04-10 10:42:42
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【知识点】 求其他不规则图形的面积
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【推荐1】如图,在每个小正方形的边长均为2的网格图中,一段圆弧经过格点A,B,C,格点A,D的连线交圆弧于点E,则图中阴影部分面积为______ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15a5b099b9112ed6a9f71b4a65875ccf.png)
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