Question

If tan x° = 3 divided by y and cos x° = y divided by z ,what is the value of sin x°?

Answer 1

tan(x) = 3/y
cos(x) = y/z
tan(x) = sin(x)/cos(x)
3/y = sin(x)/(y/z)

Answer 2

multiply both sides by y/z:
(y/z)*(3/y) = sin(x)
Sin(x) = 3/z