Find the Point (X, Y) on the Unit Circle That $\frac { \pi } { 4 }$

question 106

Multiple Choice

Find the point (x, y) on the unit circle that corresponds to the real number $\frac { \pi } { 4 }$ .Use your results to evaluate tan t.

• A) \(\tan t = - \frac { \sqrt { 3 } } { 2 }\)
• B) \(\tan t = 0\)
• C) \(\tan t = \frac { \sqrt { 3 } } { 2 }\)
• D) \(\tan t = 1\)
• E) \(\tan t = \text { undefmed }\)

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