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580\times \frac{9}{29}=\pi
Multiply both sides by \frac{9}{29}, the reciprocal of \frac{29}{9}.
\frac{580\times 9}{29}=\pi
Express 580\times \frac{9}{29} as a single fraction.
\frac{5220}{29}=\pi
Multiply 580 and 9 to get 5220.
180=\pi
Divide 5220 by 29 to get 180.
\text{false}
Compare 180 and \pi .
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