如图,已知△ABC是等边三角形,分别在AC、BC、边上取E、F,使AE=CF,BE、AF想交于点D求角BDF的度数过B作BH垂直AF,BD和DH有什么数量关系?
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![如图,已知△ABC是等边三角形,分别在AC、BC、边上取E、F,使AE=CF,BE、AF想交于点D求角BDF的度数过B作BH垂直AF,BD和DH有什么数量关系?](/uploads/image/z/2559412-28-2.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%B7%B2%E7%9F%A5%E2%96%B3ABC%E6%98%AF%E7%AD%89%E8%BE%B9%E4%B8%89%E8%A7%92%E5%BD%A2%2C%E5%88%86%E5%88%AB%E5%9C%A8AC%E3%80%81BC%E3%80%81%E8%BE%B9%E4%B8%8A%E5%8F%96E%E3%80%81F%2C%E4%BD%BFAE%3DCF%2CBE%E3%80%81AF%E6%83%B3%E4%BA%A4%E4%BA%8E%E7%82%B9D%E6%B1%82%E8%A7%92BDF%E7%9A%84%E5%BA%A6%E6%95%B0%E8%BF%87B%E4%BD%9CBH%E5%9E%82%E7%9B%B4AF%EF%BC%8CBD%E5%92%8CDH%E6%9C%89%E4%BB%80%E4%B9%88%E6%95%B0%E9%87%8F%E5%85%B3%E7%B3%BB%EF%BC%9F)
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