1.   A picture frame is best modeled by a
    A. plane. B. quadrant.
    C. point. D. line.
    Hint

  2.   Which of the following statements is not true?
   
    A.
    B.
    C. X contains M and k.
    D.
    Hint

  3.   How many planes appear in the figure shown?
   
    A. 7 B. 6
    C. 9 D. 8
    Hint

  4.   Which figure shows points D(-1, -1), E(3, 4), F(-4, 2), and G(0, 2) on a coordinate plane with lines EF and DG intersecting at H and a point C that is coplanar with D, E, F, G, and H, but is not contained in either line?
    A.
    B.
    C.
    D.
    Hint

  5.   The intersection of two planes could be a ______.
    A. plane B. line
    C. segment D. point
    Hint