Evaluate
\frac{32\pi }{9}\approx 11.170107213
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\frac{8\pi \times 4}{9}
Divide 8\pi by \frac{9}{4} by multiplying 8\pi by the reciprocal of \frac{9}{4}.
\frac{32\pi }{9}
Multiply 8 and 4 to get 32.
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