初中数学——圆(垂直于弦的直径)如图,△ABC内接于⊙O,直径AD⊥BC交BC于E,P为OE上任意一点.(1)求证:△ABP≌△ACP(2)⊙O的半径是5,AB=8,求BC2.如图所示,P为弦AB上一点,CP⊥OP交⊙O于点C,AB=8,AP
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![初中数学——圆(垂直于弦的直径)如图,△ABC内接于⊙O,直径AD⊥BC交BC于E,P为OE上任意一点.(1)求证:△ABP≌△ACP(2)⊙O的半径是5,AB=8,求BC2.如图所示,P为弦AB上一点,CP⊥OP交⊙O于点C,AB=8,AP](/uploads/image/z/7139420-44-0.jpg?t=%E5%88%9D%E4%B8%AD%E6%95%B0%E5%AD%A6%E2%80%94%E2%80%94%E5%9C%86%EF%BC%88%E5%9E%82%E7%9B%B4%E4%BA%8E%E5%BC%A6%E7%9A%84%E7%9B%B4%E5%BE%84%EF%BC%89%E5%A6%82%E5%9B%BE%2C%E2%96%B3ABC%E5%86%85%E6%8E%A5%E4%BA%8E%E2%8A%99O%2C%E7%9B%B4%E5%BE%84AD%E2%8A%A5BC%E4%BA%A4BC%E4%BA%8EE%2CP%E4%B8%BAOE%E4%B8%8A%E4%BB%BB%E6%84%8F%E4%B8%80%E7%82%B9.%EF%BC%881%EF%BC%89%E6%B1%82%E8%AF%81%EF%BC%9A%E2%96%B3ABP%E2%89%8C%E2%96%B3ACP%EF%BC%882%EF%BC%89%E2%8A%99O%E7%9A%84%E5%8D%8A%E5%BE%84%E6%98%AF5%2CAB%3D8%2C%E6%B1%82BC2.%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2CP%E4%B8%BA%E5%BC%A6AB%E4%B8%8A%E4%B8%80%E7%82%B9%2CCP%E2%8A%A5OP%E4%BA%A4%E2%8A%99O%E4%BA%8E%E7%82%B9C%2CAB%3D8%2CAP)
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