If the point (3/5,4/5) corresponds to an angle θ in the unit circle, what is tan θ ?

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Guest Dec 11, 2014

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If you have a unit circle, the value of sine is the y-value, the value of cosine is the x-value, and the value of tangent is y/x.

So, if the point is x = 3/5 and y = 4/5, the value of tan θ = (4/5) / (3/5) = 4/3

geno3141 Dec 11, 2014

geno3141 · Answer 1 · 2014-12-11T01:13:40

If you have a unit circle, the value of sine is the y-value, the value of cosine is the x-value, and the value of tangent is y/x.

So, if the point is x = 3/5 and y = 4/5, the value of tan θ = (4/5) / (3/5) = 4/3