SOLUTION: Sin(210) can you show me how do arrive at the answer?

Question 1122825: Sin(210) can you show me how do arrive at the answer?
Found 2 solutions by josgarithmetic, josmiceli:
Answer by josgarithmetic(39626) (Show Source): You can put this solution on YOUR website!
Quadrant 3; between 180 degrees and 270 degrees. The sine function is negative there.
;

Compare as reference to 30 degree angle. Sine? The negative?

Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!

Rotating the unit vector from 0 degrees in the
Positive direction to degrees puts it
degrees past
which is in the 3rd quadrant.
In the 3rd quadrant, the sin is negative, so

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