求数学帝.如图,已知PA是⊙O的切线,A是切点,直线PO交⊙O于B,C两点,D是OC的中点,连接AD如图,已知PA是⊙O的切线,A是切点,直线PO交⊙O于B,C两点,D是OC的中点,连接AD并延长交⊙O于点E,若PA=2根号3,∠APB=3
来源：学生作业帮助网 编辑：作业帮 时间：2024/07/18 15:24:00
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