SOLUTION: I tried to draw the unit circle but no luck in how i should approach this. Find two angles (in radians) between 0 and 2pi whose cosecant is -2.4

Algebra ->  Trigonometry-basics -> SOLUTION: I tried to draw the unit circle but no luck in how i should approach this. Find two angles (in radians) between 0 and 2pi whose cosecant is -2.4      Log On


   

Question 637566: I tried to draw the unit circle but no luck in how i should approach this. Find two angles (in radians) between 0 and 2pi whose cosecant is -2.4
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Find two angles (in radians) between 0 and 2pi whose cosecant is -2.4
If cosecant is -2.4,
sin is -1/2.4
reference angle=arc sin (1/2.4)≈0.43 (from calculator)
Two angles in standard position:
.43+π=3.57 (In quadrant III where sin<0)
and
2π-.43=5.85 (In quadrant IV where sin<0)