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- Geometry problems in junior high school mathematics competition
Geometry problems in junior high school mathematics competition
Solution: As shown in the figure, the intersection point F is FD⊥AC in D.
∫F is the midpoint of AB, FD∨BE,
∴FD= 1/2BE,FD= 1/2CF.
In Rt△CFD, FD = 1/2cf.
∴∠FCD=30，
So choose C.
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