# Let P(x, y) be the terminal point on the unit circle determined by t. Then si

Let P(x, y) be the terminal point on the unit circle determined by t. Then $$\sin t = , \cos t = ,\ \text{and}\ \tan t =$$.

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joshyoung05M
Based on the definition, $$\displaystyle{\sin{{t}}}$$ is equivalent to y. $$\displaystyle{\cos{{t}}}$$ is equivalent to x. $$\displaystyle{\tan{{t}}}$$ is equivalent to $$\displaystyle\frac{{y}}{{x}}$$.
The unknown terms are $$\displaystyle{x},{y},\frac{{y}}{{x}}$$.