题目已知⊙O\odot O⊙O的半径为8cm8cm8cm,点AAA在⊙O\odot O⊙O内,则OAOAOA的长可能为( )A.6cm6cm6cmB.8cm8cm8cmC.10cm10cm10cmD.12cm12cm12cm知识点:垂径定理章节:图形的性质 / 圆