Question 615794
using periodic function, find the value of sin 17pie
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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(17&#960;/3)=sin(&#960;/3) =-&#8730;3/2 (in quadrant III where sin<0)
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144º=(144/180)&#960;=0.8&#960; radians