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Value of Trigonometric Function

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☼ Value of Trigonometric Function : –

θ *Function*	0	$\frac{\pi}{6}$	$\frac{\pi}{4}$	$\frac{\pi}{3}$	$\frac{\pi}{2}$	The sign of Trigonometric Functions
θ *Function*	0⁰	30⁰	45⁰	60⁰	90⁰		1^st Q.	2^nd Q.	3^rd Q.	4^th Q.
sin	0	$\frac{1}{\sqrt2}$	$\frac{1}{\sqrt2}$	$\frac{\sqrt3}{2}$	1	sin	+ve	+ve	–ve	–ve
cosec	∞	2	$\sqrt2$	$\frac{2}{\sqrt3}$	1	cosec	+ve	+ve	–ve	–ve
cos	1	$\frac{\sqrt3}{2}$	$\frac{1}{\sqrt2}$	$\frac{1}{\sqrt2}$	0	cos	+ve	–ve	–ve	+ve
sec	1	$\frac{2}{\sqrt3}$	$\sqrt2$	2	∞	sec	+ve	–ve	–ve	+ve
tan	0	$\frac{1}{\sqrt3}$	1	$\sqrt3$	∞	tan	+ve	–ve	+ve	–ve
cot	∞	$\sqrt3$	1	$\frac{1}{\sqrt3}$	0	cot	+ve	–ve	+ve	–ve