SOLUTION: using periodic function, find the value of sin 17pie - 3 convert 144degrees int rad

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Question 615794: using periodic function, find the value of sin 17pie
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3
convert 144degrees int radians
Answer by lwsshak3(11628) About Me  (Show Source):
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using periodic function, find the value of sin 17pie
-
3
convert 144degrees int radians
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17π/3=5π+(2/3)π which gives you an angle of 5π/3 in standard position or a reference angle of π/3 in quadrant III.
sin(17π/3)=sin(π/3) =-√3/2 (in quadrant III where sin<0)
..
144º=(144/180)π=0.8π radians