SOLUTION: Use the exact value of tan(π/6) and the double-angle identity for tangent to find the exact value of tan(π/12)

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Question 969809: Use the exact value of tan(π/6) and the double-angle identity for
tangent to find the exact value of tan(π/12)

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Use the exact value of tan(π/6) and the double-angle identity for
tangent to find the exact value of tan(π/12)
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tan(pi/6) = sqrt(3)/3
Half-angle seems more appropriate here.
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tan%28x%2F2%29+=+%281+-+cos%28x%29%29%2Fsin%28x%29
tan%28pi%2F12%29+=+%281+-+sqrt%283%29%2F2%29%2F%281%2F2%29
tan%28pi%2F12%29+=+2+-+sqrt%283%29