Question

⊙O中的两条弦AB、AC的弦心距分别是OE、OF，且AB=2AC，那么，下面成立的应是

1. A.
   OE=OF
2. B.
   OF=2OE
3. C.
   OE＜OF
4. D.
   OE＞OF

Answer 1

C