数学中考分类练习第80页28题如图,在斜坡AB上有一棵树BD,由于受台风的影响而倾斜,恰好与破面垂直,在点C处测得树顶部D的仰角为60°,坡角∠BAE=30°,AB=6m,AC=4m(点C,D,B,A,E在同一平面内)求树
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![数学中考分类练习第80页28题如图,在斜坡AB上有一棵树BD,由于受台风的影响而倾斜,恰好与破面垂直,在点C处测得树顶部D的仰角为60°,坡角∠BAE=30°,AB=6m,AC=4m(点C,D,B,A,E在同一平面内)求树](/uploads/image/z/7054794-18-4.jpg?t=%E6%95%B0%E5%AD%A6%E4%B8%AD%E8%80%83%E5%88%86%E7%B1%BB%E7%BB%83%E4%B9%A0%E7%AC%AC80%E9%A1%B528%E9%A2%98%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E6%96%9C%E5%9D%A1AB%E4%B8%8A%E6%9C%89%E4%B8%80%E6%A3%B5%E6%A0%91BD%2C%E7%94%B1%E4%BA%8E%E5%8F%97%E5%8F%B0%E9%A3%8E%E7%9A%84%E5%BD%B1%E5%93%8D%E8%80%8C%E5%80%BE%E6%96%9C%2C%E6%81%B0%E5%A5%BD%E4%B8%8E%E7%A0%B4%E9%9D%A2%E5%9E%82%E7%9B%B4%2C%E5%9C%A8%E7%82%B9C%E5%A4%84%E6%B5%8B%E5%BE%97%E6%A0%91%E9%A1%B6%E9%83%A8D%E7%9A%84%E4%BB%B0%E8%A7%92%E4%B8%BA60%C2%B0%2C%E5%9D%A1%E8%A7%92%E2%88%A0BAE%EF%BC%9D30%C2%B0%2CAB%EF%BC%9D6m%2CAC%EF%BC%9D4m%EF%BC%88%E7%82%B9C%2CD%2CB%2CA%2CE%E5%9C%A8%E5%90%8C%E4%B8%80%E5%B9%B3%E9%9D%A2%E5%86%85%EF%BC%89%E6%B1%82%E6%A0%91)
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