等腰三角形ABC,AB=AC,点P为底边BC的延长线上一点,PE垂直AB于点E,PF垂直AC于点F,BD垂直AC于点D,说明BD、PE、PF的关系
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![等腰三角形ABC,AB=AC,点P为底边BC的延长线上一点,PE垂直AB于点E,PF垂直AC于点F,BD垂直AC于点D,说明BD、PE、PF的关系](/uploads/image/z/2392539-51-9.jpg?t=%E7%AD%89%E8%85%B0%E4%B8%89%E8%A7%92%E5%BD%A2ABC%2CAB%3DAC%2C%E7%82%B9P%E4%B8%BA%E5%BA%95%E8%BE%B9BC%E7%9A%84%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%B8%8A%E4%B8%80%E7%82%B9%2CPE%E5%9E%82%E7%9B%B4AB%E4%BA%8E%E7%82%B9E%2CPF%E5%9E%82%E7%9B%B4AC%E4%BA%8E%E7%82%B9F%2CBD%E5%9E%82%E7%9B%B4AC%E4%BA%8E%E7%82%B9D%2C%E8%AF%B4%E6%98%8EBD%E3%80%81PE%E3%80%81PF%E7%9A%84%E5%85%B3%E7%B3%BB)
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