Evaluate
\frac{8\pi }{3}\approx 8.37758041
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\frac{2\pi \times 4}{3}
Divide \frac{2\pi }{3} by \frac{1}{4} by multiplying \frac{2\pi }{3} by the reciprocal of \frac{1}{4}.
\frac{8\pi }{3}
Multiply 2 and 4 to get 8.
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