The point on the unit circle corresponding to -180 degrees is
((x, y) = (-1, 0).
<span>tan(-180°) = y/x = 0/(-1) = 0</span>
PrimeAnswer:
Step-by-step explanation:
Step-by-step explanation:
x+30°=180°{ straight angle}
x=180-30
x=150°
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