Respuesta :

Trancescient

[tex]A = 201.1\:\text{cm}^2[/tex]

Step-by-step explanation:

Given: r = 4 cm

The surface area A of a sphere is given by

[tex]A = 4\pi r^2 = 4\pi(4\:\text{cm})^2[/tex]

[tex]\:\:\:\:\:= 201.1\:\text{cm}^2[/tex]