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第二十二届希望杯初二第二试第八题——过程!As shown in figure 2,ABCDis a rectangie and AD=12,AB=5,P is any point on AD and PE⊥AC at point F.Then PE+PF has a total length of( )A.48/13 B.60/13 C.5 D.70/13sorry,打错了,As s
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