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Trigonometry 12 Online
OpenStudy (goformit100):

Prove that:- sin A = perpendicular/hypotenuse cos A = base/hypotenuse tan A = perpendicular/base cot A = base/perpendicular sec A = hypotenuse/base cosec A = hypotenuse/perpendicular

OpenStudy (alekos):

I believe that these are the definitions for the trig functions

OpenStudy (goformit100):

|dw:1426307544870:dw|

OpenStudy (goformit100):

Sir what will be it's proof?

OpenStudy (alekos):

a definition has no proof.

OpenStudy (alekos):

its similar to an axiom

OpenStudy (goformit100):

ok

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