面积为1的平行四边形
的边
和
被分为
等份,边
和
被分为
等份,按如图所示的方式连接分点,则图中形成的小平行四边形的面积![](https://staticzujuan.xkw.com/quesimg/Upload/formula/447a9718a502491b47072ce013c26a2f.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/447a9718a502491b47072ce013c26a2f.png)
![](https://img.xkw.com/dksih/QBM/2020/6/13/2483953055768576/2491525727526912/STEM/b4e624796623414a843a740acf4c6550.png?resizew=193)
更新时间:2020-06-24 13:24:58
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【知识点】 利用平行四边形的性质求解解读
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适中
(0.65)
【推荐1】如图,在平行四边形
中,
,
,
平分
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于点E.
(1)
的度数为______ ;
(2)
的周长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/8/8c207950-76a7-4ad9-945a-189e00bce09e.png?resizew=153)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a71e8a816d9ef65d4bffd81fd53216.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d631f45bc652539853f236952afa5bbf.png)
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【推荐2】如图,在平行四边形
中,对角线
与
相交于点O,E是边
的中点,连接
.若
,
,则
的度数为___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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