Evaluate
\frac{11\pi }{4}\approx 8.639379797
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\frac{1}{8}\times 2\pi \times 11
Reduce the fraction \frac{45}{360} to lowest terms by extracting and canceling out 45.
\frac{2}{8}\pi \times 11
Multiply \frac{1}{8} and 2 to get \frac{2}{8}.
\frac{1}{4}\pi \times 11
Reduce the fraction \frac{2}{8} to lowest terms by extracting and canceling out 2.
\frac{11}{4}\pi
Multiply \frac{1}{4} and 11 to get \frac{11}{4}.
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