Question

What is the surface area of a sphere with a diameter of 4?*

O
57.63 u2
87.6 u2
50.2 u2
63.9 u2

Answer 1

50.2 u²

Explanation:

SA = 4 pi r²

SA = 4 × 22/7 × 2 × 2

SA = 50.2 u²

Answer 2

The answer is 50.2 u2 I’m sure
I hope this helps.