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Use the Figure to Find the Exact Value of the Trigonometric

Question 88

Multiple Choice

Use the figure to find the exact value of the trigonometric function.
- sin⁡θ=1213,θ\sin \theta = \frac { 12 } { 13 } , \theta lies in quadrant I\mathrm { I } \quad Find cos⁡2θ\cos 2 \theta .


A) −119169- \frac { 119 } { 169 }
B) 119169\frac { 119 } { 169 }
C) 120169\frac { 120 } { 169 }
D) −121169- \frac { 121 } { 169 }

Correct Answer:

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