Assume you are given tan (pi/6). This means sin (pi/6)/cos (pi/6). But my question is, if you are given sin (pi/6) or cos (pi/6), is it possible to derive the numerical value without using calculator?(adsbygoogle = window.adsbygoogle || []).push({});

-Thank you in advance.

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# Homework Help: Cos x or sin x or tan x

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