Respuesta :

SOLUTION:

[tex]\begin{gathered} Circumferenceofacircle\text{ = }\pi\text{ D} \\ \end{gathered}[/tex][tex]\begin{gathered} d\text{ = 20 f}eet\text{ and }\pi\text{ = 3.14} \\ \text{Circumference = }3.14\text{ x 20} \\ 62.8ft^2 \end{gathered}[/tex]