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如图,已知AB为⊙O的弦,OC⊥AB,垂足为C,若OA=10,AB=16,则弦心...
如图,已知AB为⊙O的弦,OC⊥AB,垂足为C,若OA=10,AB=16,则弦心距OC的长为( )
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A.12
B.10
C.6
D.8
考点分析:
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