蚂蚁爬圆锥一圆锥底面半径为2,母线长PB为6,D为PB的中点,一只蚂蚁从点A出发,沿圆锥的侧面爬行到D点,则蚂蚁爬想的最短路程为多少?
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![蚂蚁爬圆锥一圆锥底面半径为2,母线长PB为6,D为PB的中点,一只蚂蚁从点A出发,沿圆锥的侧面爬行到D点,则蚂蚁爬想的最短路程为多少?](/uploads/image/z/13252258-10-8.jpg?t=%E8%9A%82%E8%9A%81%E7%88%AC%E5%9C%86%E9%94%A5%E4%B8%80%E5%9C%86%E9%94%A5%E5%BA%95%E9%9D%A2%E5%8D%8A%E5%BE%84%E4%B8%BA2%2C%E6%AF%8D%E7%BA%BF%E9%95%BFPB%E4%B8%BA6%2CD%E4%B8%BAPB%E7%9A%84%E4%B8%AD%E7%82%B9%2C%E4%B8%80%E5%8F%AA%E8%9A%82%E8%9A%81%E4%BB%8E%E7%82%B9A%E5%87%BA%E5%8F%91%2C%E6%B2%BF%E5%9C%86%E9%94%A5%E7%9A%84%E4%BE%A7%E9%9D%A2%E7%88%AC%E8%A1%8C%E5%88%B0D%E7%82%B9%2C%E5%88%99%E8%9A%82%E8%9A%81%E7%88%AC%E6%83%B3%E7%9A%84%E6%9C%80%E7%9F%AD%E8%B7%AF%E7%A8%8B%E4%B8%BA%E5%A4%9A%E5%B0%91%3F)
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