TheDrBraniac Posted April 2, 2010 Share Posted April 2, 2010 What is this "Lepton" thingies beside my name? Just posting a question and; What does "cos", "sin" and "tan" mean? I kinda am a newbie so... Link to comment Share on other sites More sharing options...
swansont Posted April 2, 2010 Share Posted April 2, 2010 What is this "Lepton" thingies beside my name? Just posting a question and; What does "cos", "sin" and "tan" mean? I kinda am a newbie so... Lepton is your current user title Sin, cos and tan are shorthand for geometric functions: sine, cosine and tangent. http://www.mathsisfun.com/sine-cosine-tangent.html Link to comment Share on other sites More sharing options...
Cation Posted July 16, 2010 Share Posted July 16, 2010 SOH CAH TOA Sine = Oppostie side divided by the hypotenuse Cosine = Adjacent side divided by the hypotenuse Tangent = Opposite side devided by adjacent *Giving that the triangle is a 90 degrees one. Link to comment Share on other sites More sharing options...
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