菱形
中,
,
,
是直线
上一点,
,连接
,那么线段
的长为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/284a563413dc0532138fb2a64db8cc2b.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
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更新时间:2022-06-22 23:45:14
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【推荐1】如图,∠AOB=30°,OA=4,D为OA的中点,点P是射线OB上的一个动点,连结AP,DP,将△ADP沿DP折叠,折叠后得到△DPA',当△DPA'与△ODP的重叠部分的面积恰好为△ODP面积的一半时,OP的长为________ .
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