Evaluate
625\pi \approx 1963.495408494
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\frac{25}{4}\pi \times 100
Calculate \frac{5}{2} to the power of 2 and get \frac{25}{4}.
\frac{25\times 100}{4}\pi
Express \frac{25}{4}\times 100 as a single fraction.
\frac{2500}{4}\pi
Multiply 25 and 100 to get 2500.
625\pi
Divide 2500 by 4 to get 625.
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