mh101 mh101
  • 02-07-2018
  • Mathematics
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Find mLB round to nearest degree (sines and cosines)

Find mLB round to nearest degree sines and cosines class=

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Аноним Аноним
  • 02-07-2018
For this problem, you use tangent, cosine, and/or sine! 

Sine is pretty simple in my opinion, so let's use that. 
Remember that sine is opposite over hypotenuse, and you're trying to find an angle. 

m∠B = sin^-1(4/5) 
m∠B = 53.13010...

Your final answer is m∠B = 53 degrees.  
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