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28-07-2016
Mathematics

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Use the law of sines to find the value of y. Round to the nearest tenth.
Law of sines: sin(A)/a = sin (B)/b= sin(C)/c

TRiangle
XYZ
XY=2
XZ=y
angle of y= 75
angle of z = 50

Respuesta :

28-07-2016

Using sine rule, sine 75/y = sine 50/ 2-----> y/sine 75 = 2/sine 50 -----> When you cross multiply, y = (2 × sine 75) / ( sine 50) = 2.5

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