1. Find the surface area of a sphere with a radius of 8 cm. (1 point)

(0 pts) 267.9 cm2
(1 pt) 803.8 cm2
(0 pts) 2143.6 cm2
(0 pts) 201.0 cm2

1 answer

As = 4pi*r^2 = 4*3.14*8^2 = 803.8 cm^2.