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SOLVED: The Unit Circle θ 0° 30° 45° 60° 90° 120° 135° 150° 180° 210° 225° 240° 270° 300° 315° 330° 360° cos θ 1 0.866 0.707 0.5 0 -0.5 -0.707 -0.866 -1 -0.866 -0.707 -0.5 0 0.5 0.707 0.866 1 sin θ 0 0.5 0.707 0.866 1 0.866 0.707 0.5 0 -0.5 -0.707

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