Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

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

    A^2=Ax^2+Ay^2

    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

    rl.bhat

    User Avatar
    Homework Helper

    What about Az?
     
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook