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The angle below measures 5 radians, and a circle is centered at the angle's vertex.The x-coordinate of the terminal point is 0.28. What is the y-coordinate of the terminal point?

 

 Feb 19, 2021
 #1
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cos (5 R) = .28

 

so      sin (5 R) = y = -.96

 Feb 19, 2021

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