A Super Quick method to create ratio table of trigonometry for some selected angles. The values of trigonometric ratios (sine, Cosine, tangent) of these five angles appear in most math problems.
Proof of the method can be found in the video named "Proof of unit circle" on the same channel.
Негізгі бет Simple trick to remember Trigonometric Ratio ( Sine, cosine ) - Over Two Million views
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