Question

What is the surface area of a sphere with radius 2?
O A. 410 units?
B. 870 units
C. 167 units2
D. 210 units

Answer 1

Answer:

  =50.24

Step-by-step explanation:

The surface area of a sphere is given by

SA =4 pi r^2

    = 4 *pi (2)^2

    = 4*4*pi

   = 16 pi

    =50.24