1.   Find the midpoint of the line with endpoints of (-4, -2, 4) and (3, 7, 2).
    A. (-4, 2, 3) B. (-3.5, -4.5, 1)
    C. (-1, 4, 2) D. (-0.5, 2.5, 3)
    Hint

  2.   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. 19.1 B. 155.2
    C. 50.9 D. 146.8
    Hint

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

  4.   Determine the distance between D(-5, 10, -2) and E(11, 22, 14). Round to the nearest tenth.
    A. 6.6 B. 7.1
    C. 25.6 D. 34.7
    Hint

  5.   Find the midpoint of the segment with endpoints P(0, 0, 4) and Q(0, -1, 6).
    A. (0, 0.5, -1) B. (0, -2, 20)
    C. (0, -1, 10) D. (0, -0.5, 5)
    Hint



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