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Homework Help: Vector magnitude

  1. Sep 10, 2010 #1
    1. The problem statement, all variables and given/known data

    A room has dimensions 2.75 m (height) multiplied by 3.80 (width) m multiplied by 4.00 (length) m. A fly starting at one corner flies around, ending up at the diagonally opposite corner.
    (a) What is the magnitude of its displacement?

    2. Relevant equations


    3. The attempt at a solution

    the equation only has two unknowns while the question has three, were should i start.
  2. jcsd
  3. Sep 10, 2010 #2


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    What about Az?
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