1.  
   
    A. 11 B. 60
    C. D. 19
    Hint

  2.  
   
    A. 90 B. 45
    C. 30 D. 60
    Hint

  3.   If is tangent to circle M, what is the length of a radius of circle M?
   
    A. 2 B. 16
    C. 8 D.
    Hint

  4.   The figure shows a quadrilateral circumscribed about a circle. Find the value of x.
   
    A. 32 B. 34
    C. 28 D. 30
    Hint

  5.   is tangent to C. Find x.
   
    A. B. 12
    C. D. 6
    Hint



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