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: Related rates, roflcopter

  1. Aug 27, 2007 #1
    Related rates, roflcopter!!!

    1. The problem statement, all variables and given/known data

    A helicopter takes off from a landing pad at 10:48am and travels eastward at a speed of 120km/h. A second helicopter travelling south at 150km/h is planning to land at 10:59am,

    How fast is the distance between them chaging at 10:50am and is the distnace between them increasing or decreasing at this instant...

    3. The attempt at a solution

    http://img228.imageshack.us/img228/9103/10095447sb4.jpg [Broken]​
     
    Last edited by a moderator: May 3, 2017
  2. jcsd
  3. Aug 27, 2007 #2
    Is it bad that I lol'ed? Guess I'm a nerd.
     
  4. Aug 27, 2007 #3
    sooo how about the problem? or is that your nice way of saying it's completely wrong?
     
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook