Understand Trigonometry


Sine Function BoxCosine Function Box
Tangent Function BoxThe graph of y=sin x
The graph of y=cos xGraph of y=sin ax
Graph of y=A sin (Bx+C)Graph of y=sin x + cos x
Fourier Seriessin t = a
cos t = asin(A+B)
sin t > a (1)sin t > a (2)
cos t > a (1)cos t > a (2)
cosine enginea sin x + b cos x
The Law of Cosines(1)The graph of y=tan t
Law of SinesFerris Wheel
Six Trig FunctionsCrane

The Law of Cosines(2)