Suppose That Point $P \left( - \frac { 2 \sqrt { 2 } } { 3 } , - \frac { 1 } { 3 } \right)$

question 60

Multiple Choice

Suppose that point $P \left( - \frac { 2 \sqrt { 2 } } { 3 } , - \frac { 1 } { 3 } \right)$ is on the unit circle. Find $\sin t$ and $\cos t$

• A) \(\sin t = - 2 \sqrt { 2 } , \quad \cos t = 3\)
• B) \(\sin t = - 2 \sqrt { 3 } , \cos t = 3\)
• C) \(\sin t = - \frac { 2 \sqrt { 3 } } { 3 } , \cos t = - \frac { 1 } { 3 }\)
• D) \(\sin t = - \frac { 1 } { 3 } , \quad \cos t = - \frac { 2 - \sqrt { 2 } } { 3 }\)
• E) none of these

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