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What is the value of x?

 Mar 12, 2018
 #1
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Angle at Q is 45 degrees also so RT = RQ

 

sin 60 =  sqrt 3 / 2 = opp/hyp =  2*sqrt 3 / hyp        solve for hyp

sqrt3/2 = 2*sqrt3/hyp

hyp = (2*sqrt3)/ (sqrt3/2) = 4   = RT       

The two legs are the same length so   x = 4

 Mar 12, 2018

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