Trigonometric ratios of 30º 45º and 90º

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Trigonometric ratios of 30º, 45º and 60º
Figure Figure
TR12.png TR13.png


[math]\theta\,[/math] [math]\sin \theta\,[/math] [math]\cos \theta\,[/math] [math]\tan \theta\,[/math] [math]\cot \theta\,[/math] [math]\sec \theta\,[/math] [math]\csc \theta\,[/math]
[math]30^\circ\,[/math] [math]\frac{1}{2}\,[/math] [math]\frac{\sqrt{3}}{2}\,[/math] [math]\frac{1}{\sqrt{3}}\,[/math] [math]\sqrt{3}\,[/math] [math]\frac{2}{\sqrt{3}}\,[/math] [math]2\,[/math]
[math]45^\circ\,[/math] [math]\frac{1}{\sqrt{2}}\,[/math] [math]\frac{1}{\sqrt{2}}\,[/math] [math]1\,[/math] [math]1\,[/math] [math]\sqrt{2}\,[/math] [math]\sqrt{2}\,[/math]
[math]60^\circ\,[/math] [math]\frac{\sqrt{3}}{2}\,[/math] [math]\frac{1}{2}\,[/math] [math]\sqrt{3}\,[/math] [math]\frac{1}{\sqrt{3}}\,[/math] [math]2\,[/math] [math]\frac{2}{\sqrt{3}}\,[/math]




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