如图,在三角形ABC中,角ABC的平分线与角ACE的平分线交于点D,若角D=15度则角A的度数为( )A.20° B.30° C.40° D.50°
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![如图,在三角形ABC中,角ABC的平分线与角ACE的平分线交于点D,若角D=15度则角A的度数为( )A.20° B.30° C.40° D.50°](/uploads/image/z/1659465-9-5.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2C%E8%A7%92ABC%E7%9A%84%E5%B9%B3%E5%88%86%E7%BA%BF%E4%B8%8E%E8%A7%92ACE%E7%9A%84%E5%B9%B3%E5%88%86%E7%BA%BF%E4%BA%A4%E4%BA%8E%E7%82%B9D%2C%E8%8B%A5%E8%A7%92D%3D15%E5%BA%A6%E5%88%99%E8%A7%92A%E7%9A%84%E5%BA%A6%E6%95%B0%E4%B8%BA%EF%BC%88+%EF%BC%89A.20%C2%B0+B.30%C2%B0+C.40%C2%B0+D.50%C2%B0)
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