Find the Sine, Cosine, and Tangent for the Angle $A$ Where $b = 1$

Multiple Choice

Find the sine, cosine, and tangent for the angle $A$ where $b = 1$ and $a = \sqrt { 3 }$ .

A) $\sin A = 0.5000 , \cos A \approx 0.8660 , \tan A \approx 1.7321$
B) $\sin A \approx 0.1340 , \cos A = 0.5000 , \tan A \approx 1.7321$
C) $\sin A = 0.5000 , \cos A \approx 0.8660 , \tan A \approx 0.5774$
D) $\sin A \approx 0.8660 , \cos A = 0.5000 , \tan A \approx 0.5774$
E) $\sin A \approx 0.8660 , \cos A = 0.5000 , \tan A \approx 1.7321$