How Do You Find the Surface Area of a Sphere?

What do a basketball, a bowling ball, and a ping pong ball all have in common? They are spheres. So how do you measure the surface area of a sphere? Yes, there is a formula and all you have to do is know one measurement of the sphere to calculate the surface area. So if you are given the value of the radius then you can plug it into the formula and find the surface area.