如图,已知等腰梯形ABCD的底角∠B=45°,高AE=1,上底AD=1,则其面积为___ .
![](https://img.xkw.com/dksih/QBM/2015/5/20/1573841728135168/1573841733738496/STEM/87ae84822f914a32b816922bebc5c934.png?resizew=180)
更新时间:2016-12-06 00:12:06
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【推荐1】一个等腰梯形的周长是30cm,若它的中位线与腰长相等,它的高是8cm,则这个梯形的面积是_______ .
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【推荐2】如图,等腰梯形
的一条对角线
平分
,且与腰
垂直,已知腰长为
,则梯形
的面积为__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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