\pi ( { \left( \frac{ 27.45 }{ 2 } \right) }^{ 2 }
Evaluate
\frac{301401\pi }{1600}\approx 591.799479615
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\pi \times \left(\frac{2745}{200}\right)^{2}
Expand \frac{27.45}{2} by multiplying both numerator and the denominator by 100.
\pi \times \left(\frac{549}{40}\right)^{2}
Reduce the fraction \frac{2745}{200} to lowest terms by extracting and canceling out 5.
\pi \times \frac{301401}{1600}
Calculate \frac{549}{40} to the power of 2 and get \frac{301401}{1600}.
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