Do we need to use the matrices and the sine function proof for the solution to this problem? Or is it appropriate to focus on the geometry of the problem and not the mathematical proof
--Jrendall 17:33, 25 January 2009 (UTC)
I'm not 100% sure, but I think that the geometric theory is all the question requires.
- --Narupley 18:38, 25 January 2009 (UTC)
