Evaluate
\frac{\pi }{12}\approx 0.261799388
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\frac{\pi }{4\times 3}
Divide \frac{\pi }{4} by \frac{3}{1} by multiplying \frac{\pi }{4} by the reciprocal of \frac{3}{1}.
\frac{\pi }{12}
Multiply 4 and 3 to get 12.
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