1.   If bisects BDE, what is m 1 if mBDE = 81?
   
    A. 40.5 B. 162
    C. 121.5 D. 81
    Hint

  2.   is an angle bisector in . Find
   
    A. 53 B. 26.5
    C. 112 D. 106
    Hint

  3.   In LMG, is an angle bisector, m1 = 2n + 10,
m2 = 4n - 32 and mL = 60. Find mG.
   
    A. 21 B. 104
    C. 16 D. 164
    Hint

  4.   If x = 5, is an angle bisector? Why or why not?
   
    A. yes; the angles appear to be congruent B. no; the measures of angles are not equal
    C. no; the angles do not look congruent D. yes; the measures of angles are the equal
    Hint

  5.   In AFE, bisects AFE, bisects AFC and bisects CFE. If mBFC = 12, find mBFE.
   
    A. 24 B. 48
    C. 12 D. 36
    Hint