In OO, AC is tangent at B, and BEL DF.
 6. If m LBOF =48, find mBF.
 7. If m LBOC =72, find m LC.
 8. If BE = 26 and DF = 29 find OX.
 9. If mDEF=260 find mBD.
 10. If mBF=79, find m LBEF.
 11. If m LFOE = 150, find m LFDE.
 A
 B
 C
 X
 O
 E
 Questions 6-11
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