Related Rates: Helicopter Distance and Direction

[rocomath]

Related rates, roflcopter!

Homework Statement

A helicopter takes off from a landing pad at 10:48am and travels eastward at a speed of 120km/h. A second helicopter traveling 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...

The Attempt at a Solution

http://img228.imageshack.us/img228/9103/10095447sb4.jpg​

 

[JFonseka]

Is it bad that I lol'ed? Guess I'm a nerd.

 

[rocomath]

Is it bad that I lol'ed? Guess I'm a nerd.

sooo how about the problem? or is that your nice way of saying it's completely wrong?