Respuesta :

[tex]\text{circumference of a circle=2}\pi r[/tex][tex]\begin{gathered} 196\pi=2\pi r \\ \text{divide both sides by 2}\pi \\ \frac{196\pi}{2\pi}=\frac{2\pi r}{2\pi} \\ r=98\text{ m} \end{gathered}[/tex]

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