Question: In Problems 920, use the information given about the angle , 0 < 2, to find the exact value of: (a) sin(20) (b)

In Problems 9–20, use the information given about the angle θ, 0 ≤ θ  (a) sin(20) (b) cos(20) (c) sin (d) cos 2 (e) tan(20) (f)

(a) sin(20) (b) cos(20) (c) sin (d) cos 2 (e) tan(20) (f) tan-

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