Use Identities to Find the Indicated Value for Each Angle $\cos 2 \theta = \frac { 2 } { 3 }$

question 26

Multiple Choice

Use identities to find the indicated value for each angle measure.
- $\cos 2 \theta = \frac { 2 } { 3 }$ and $\theta$ terminates in quadrant $\mathrm { I } \quad$ Find $\sin \theta$

• A) \(\sin \theta = \sqrt { 6 }\)
• B) \(\sin \theta = \frac { \sqrt { 6 } } { 6 }\)
• C) \(\sin \theta = - \frac { \sqrt { 6 } } { 6 }\)
• D) \(\sin \theta = 0\)

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