Respuesta :

Answer:

Step-by-step explanation:

d = c/pi

so d = 62.8/pi

    d = 62.8/pi or appr 19.99in

r = d/2

so r = 62.8/2pi or 31.4/pi appr 19.99/2

[tex]a = \pi r^{2}[/tex]

so

[tex]a = \pi *(31.4/\pi)^2[/tex]

then

[tex]a = 985.96/pi[/tex]

so

a = approximately 313.84

answer is rowan