SOLUTION: Find the value of Sin(-pi/6)

Algebra ->  Trigonometry-basics -> SOLUTION: Find the value of Sin(-pi/6)      Log On


   

Question 615116: Find the value of Sin(-pi/6)
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Find the value of Sin(-pi/6)
On a unit circle, starting from zero, rotate clockwise π/6 radians which gives you a reference angle of π/6 in quadrant IV where sin<0.
Sin(-pi/6)=-1/2