如题,在三角形ABC中,AB=AC,BD是三角形ABC的角平分线,且BC=AB+AD 求角Ahttp://hi.baidu.com/%BF%A8lo%B2%BC%C6%E6ve%C5%B5/album/item/49ac04126031ae2f5baf53b3.html
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![如题,在三角形ABC中,AB=AC,BD是三角形ABC的角平分线,且BC=AB+AD 求角Ahttp://hi.baidu.com/%BF%A8lo%B2%BC%C6%E6ve%C5%B5/album/item/49ac04126031ae2f5baf53b3.html](/uploads/image/z/14622198-6-8.jpg?t=%E5%A6%82%E9%A2%98%2C%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2CAB%3DAC%2CBD%E6%98%AF%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E7%9A%84%E8%A7%92%E5%B9%B3%E5%88%86%E7%BA%BF%2C%E4%B8%94BC%3DAB%2BAD+%E6%B1%82%E8%A7%92Ahttp%3A%2F%2Fhi.baidu.com%2F%25BF%25A8lo%25B2%25BC%25C6%25E6ve%25C5%25B5%2Falbum%2Fitem%2F49ac04126031ae2f5baf53b3.html)
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