数学几何方面的拜托各位了 3Q若P为三角形ABC所在平面上一点,且角APB=角BPC=角CPA=120度,则点p叫做三角形ABC的费马点,在锐角三角形ABC外侧作等边三角形ACQ,连接BQ,求证:BQ过三角形ABC的费马点P,且BQ
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/19 08:14:30
![数学几何方面的拜托各位了 3Q若P为三角形ABC所在平面上一点,且角APB=角BPC=角CPA=120度,则点p叫做三角形ABC的费马点,在锐角三角形ABC外侧作等边三角形ACQ,连接BQ,求证:BQ过三角形ABC的费马点P,且BQ](/uploads/image/z/14871987-27-7.jpg?t=%E6%95%B0%E5%AD%A6%E5%87%A0%E4%BD%95%E6%96%B9%E9%9D%A2%E7%9A%84%E6%8B%9C%E6%89%98%E5%90%84%E4%BD%8D%E4%BA%86+3Q%E8%8B%A5P%E4%B8%BA%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E6%89%80%E5%9C%A8%E5%B9%B3%E9%9D%A2%E4%B8%8A%E4%B8%80%E7%82%B9%2C%E4%B8%94%E8%A7%92APB%3D%E8%A7%92BPC%3D%E8%A7%92CPA%3D120%E5%BA%A6%2C%E5%88%99%E7%82%B9p%E5%8F%AB%E5%81%9A%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E7%9A%84%E8%B4%B9%E9%A9%AC%E7%82%B9%2C%E5%9C%A8%E9%94%90%E8%A7%92%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E5%A4%96%E4%BE%A7%E4%BD%9C%E7%AD%89%E8%BE%B9%E4%B8%89%E8%A7%92%E5%BD%A2ACQ%2C%E8%BF%9E%E6%8E%A5BQ%2C%E6%B1%82%E8%AF%81%3ABQ%E8%BF%87%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E7%9A%84%E8%B4%B9%E9%A9%AC%E7%82%B9P%2C%E4%B8%94BQ)
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