Evaluate
\frac{5\pi }{2}\approx 7.853981634
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\frac{1}{4}\times 10\pi
Reduce the fraction \frac{90}{360} to lowest terms by extracting and canceling out 90.
\frac{10}{4}\pi
Multiply \frac{1}{4} and 10 to get \frac{10}{4}.
\frac{5}{2}\pi
Reduce the fraction \frac{10}{4} to lowest terms by extracting and canceling out 2.
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