haleyelizabeth2017
  • haleyelizabeth2017
If cos theta=0.8 and 0
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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jim_thompson5910
  • jim_thompson5910
hint: \[\Large \sin(2\theta) = 2*\sin(\theta)*\cos(\theta)\]
jim_thompson5910
  • jim_thompson5910
you'll first need to find the value of sin(theta) before you can use that identity
AbdullahM
  • AbdullahM
Hint: \(\Large cos ~\theta = \frac{adjacent}{opposite}= 0.8 = \frac{4}{5}\) |dw:1449710322023:dw|

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haleyelizabeth2017
  • haleyelizabeth2017
Would 24/25 be the answer?
jim_thompson5910
  • jim_thompson5910
yep you have the correct drawing and correct final answer
haleyelizabeth2017
  • haleyelizabeth2017
Okay :) Thank you very much :)
jim_thompson5910
  • jim_thompson5910
you're welcome
AbdullahM
  • AbdullahM
:)

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