Question
The radius of a ball is approximately 9 inches. Which is the best estimate for the surface area of the ball?
Answers
TutorCat
ball = sphere
Find the surface area of a sphere.
A = 4*pi*(radius)^2
source:
http://math.about.com/od/formulas/ss/surfaceareavol.htm
Find the surface area of a sphere.
A = 4*pi*(radius)^2
source:
http://math.about.com/od/formulas/ss/surfaceareavol.htm