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# Tangent

(Redirected from Tan)

The tangent of an angle ${\displaystyle \scriptstyle \theta \,}$, denoted as ${\displaystyle \scriptstyle \tan \theta \,}$, is one of the most important [circular] trigonometric functions.
${\displaystyle \tan \theta ={\frac {\sin \theta }{\cos \theta }}\,}$