1.  
   
    A. 60 B. 14
    C. 80 D. 110
    Hint

  2.   In the figure, XZ = 12, UV = 8, and is a diameter. Find the length of a radius of the circle.
   
    A. B. 10
    C. 8 D. 12
    Hint

  3.   is a diameter of the circle. Find the value of x.
   
    A. B.
    C. 7 D.
    Hint

  4.   In the figure, , and . If MP = 7, then PQ = ____.
   
    A. 7 B. 25
    C. 24 D. 14
    Hint

  5.   In the figure, L and R lie on circle P. Is LRP inscribed in circle P?
   
    A. Yes; P is the center of the circle and is a vertex of the triangle.
    B. No; only two of the points lie on circle P.
    C. Yes; LRP is completely contained in circle P.
    D. No; triangles cannot be inscribed.
    Hint