(2014?武清区一模)如图Rt△ABC中,∠BAC=90°,AB=3,AC=4,点P为BC上任意一点,连接PA,以PA,PC为邻

(2014?武清区一模)如图Rt△ABC中,∠BAC=90°,AB=3,AC=4,点P为BC上任意一点,连接PA,以PA,PC为邻边作平行四边形PAQC,连接PQ,则PQ的最小值为______.

相似回答