SOLUTION: What is sine of 240

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Question 931498: What is sine of 240
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

240 is in quadrant III
In quadrants III and IV sin+%28theta%29 will be negative.
240 is 60 more than 180, so 240in III quadr. is same as 60 in I quadrant, just has negative sign
sin%2860%29=+sqrt%283%29%2F2, and
sin%28240%29=-sqrt%283%29%2F2