Respuesta :

Answer:

314 mi^2 (3 s.f.)

Step-by-step explanation:

[tex]surface \: area \: of \: sphere = 4\pi {r}^{2} [/tex]

diameter of sphere= 10mi

radius of sphere= 10÷2= 5mi

Surface area of sphere= 4(pi)(5^2)= 100pi= 314mi^2 (3 s.f.)