1.   Find the distance between A(-2, 0, 4) and B(6, 1, 1).
    A. units B. units
    C. units D. units
    Hint

  2.   What are the coordinates of the midpoint of the segment with endpoints C(2, -4, 6) and D(7, 2, -5)?
    A. (-2.5, -3, 5.5) B. (9, -2, 1)
    C. (5, 6, -11) D. (4.5, -1, 0.5)
    Hint

  3.   Which is the plot of (-3,4,6)?
    A.
    B.
    C.
    D.
    Hint

  4.   One airplane has coordinates of (15, 25, 62) and a second airplane has coordinates of (2, -14, 92). How far apart are the two planes?
    A. 146.8 B. 155.2
    C. 50.9 D. 19.1
    Hint

  5.   Determine the distance between A(4, 14, 8) and B(1, 2, -1). Round to the nearest tenth.
    A. 5.3 B. 4.9
    C. 15.3 D. 18.2
    Hint



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