如图,在三角形ABC中,AB=AC,点D、E是三角形ABC内两点,AD平分角BAC,角EBC=角E=60度,若BE=6cm,DE2cm,则BC=多少
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![如图,在三角形ABC中,AB=AC,点D、E是三角形ABC内两点,AD平分角BAC,角EBC=角E=60度,若BE=6cm,DE2cm,则BC=多少](/uploads/image/z/1013112-0-2.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2CAB%3DAC%2C%E7%82%B9D%E3%80%81E%E6%98%AF%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E5%86%85%E4%B8%A4%E7%82%B9%2CAD%E5%B9%B3%E5%88%86%E8%A7%92BAC%2C%E8%A7%92EBC%3D%E8%A7%92E%3D60%E5%BA%A6%2C%E8%8B%A5BE%3D6cm%2CDE2cm%2C%E5%88%99BC%3D%E5%A4%9A%E5%B0%91)
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