如图所示,在等腰三角形ABC中,AB=AC,∠A=36°,ED是AC的垂直平分线.若AE=3,则BC的长是________ .
![](https://img.xkw.com/dksih/QBM/2020/7/28/2515548911009792/2515809400193025/STEM/5f63d31a-6588-4bb1-9e92-ab98d50bba2c.png?resizew=174)
更新时间:2020-07-28 20:50:14
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【推荐1】在△ABC中,BC=10cm,AB的垂直平分线与AC的垂直平分线分别交BC于点D,E,DE=2cm,则AD+AE=___ cm.
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【推荐2】如图,等腰
,
,
,
于点D,点P、Q分别为
、
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___________ °.
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【推荐1】如图,在边长为6的正方形ABCD中,点F为CD上一点,E是AD的中点,且DF=2.在BC上找点G,使EG=AF,则BG的长是___________
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【推荐2】如图,在
中,
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