SOLUTION: what is the sine of the angle whose tangent is the square root of 7?

Question 1124268: what is the sine of the angle whose tangent is the square root of 7?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
what is the sine of the angle whose tangent is the square root of 7?
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tan = y/x = sqrt(7)/1
r = sqrt(x^2 + y^2) = sqrt(8)
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sin = y/r
sin = sqrt(7)/sqrt(8)
= sqrt(56)/8
= sqrt(14)/4
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The angle might be in Q1 or Q3, so the sign could be + or minus.

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