anonymous
  • anonymous
How do you find the reference angles for: -190° -3π/4 5π/8
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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  • jamiebookeater
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Owlfred
  • Owlfred
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anonymous
  • anonymous
= 170degrees
anonymous
  • anonymous
wait, reference is 10degrees ( for the first )

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anonymous
  • anonymous
45degrees for the second
anonymous
  • anonymous
and pi/8 ( or 22.5degrees for the third one )
anonymous
  • anonymous
draw the angles on the unit circle
anonymous
  • anonymous
remember negative angles are measured clockwise from the positive x axis
anonymous
  • anonymous
and the reference angle is the angle t makes with the x axis
amistre64
  • amistre64
reference angles are just the |measurement| from the x axis
amistre64
  • amistre64
-190 is 10 degrees from the x axis -3pi/4 is 45 degrees away from the x axis
amistre64
  • amistre64
and 5pi/8 is 3pi/8 from the x axis
anonymous
  • anonymous
ohh yeh , i didnt do the third one right
anonymous
  • anonymous
thought it was like 5pi/4

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