Answer: y/5
Explanation:
5 is the hypotenuse of the triangle and it always goes at the bottom of the fraction. Cosine is the closest two sides to the angle. Giving the answer y/5
For RIGHT triangles ( such as this one) , remember S-O-H-C-A-H-T-O-A .
SinΦ = Opposite LEG / Hypotenuse
Sin (53) = 4/x
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