Evaluate
1024\pi \approx 3216.990877276
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\frac{\pi }{4}\times 8^{4}
Divide 16 by 2 to get 8.
\frac{\pi }{4}\times 4096
Calculate 8 to the power of 4 and get 4096.
1024\pi
Cancel out 4, the greatest common factor in 4096 and 4.
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