Does a trig identity exist for ? In other words, can be expressed in terms of etc. just as 1 can be set equal to ?
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Draw yourself a right angled isosceles triangle with side lengths of 1, you will discover the following.
Last edited by pickslides; December 9th 2009 at 09:11 PM. Reason: *sp
I mean a trig identity that works for ALL angles, just as always equals 1 for all
Originally Posted by rainer I mean a trig identity that works for ALL angles, just as always equals 1 for all the value of is most always associated with the angle and some of its multiples ... not all angles, .
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