1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
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: Projectile Motion- deriving formulas

  1. Jun 15, 2011 #1
    1. The problem statement, all variables and given/known data

    I need to know how the equation Dx= Vx[itex]\sqrt{}2(Dy)[/itex]/a is valid.
  2. jcsd
  3. Jun 15, 2011 #2


    User Avatar

    Well, then we need to know the context of the problem. What are the variables here? What is Dx, Vx, Dy and a (I assume a is acceleration but the rest, no idea).
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook