2. Surface Area of Spheres
Objective:
1) To find the surface area of a sphere.
3. Spheres
• Sphere – The set of all points in space
equidistant from a given point.
Center
r
Radius – Is a segment that
has one endpt @ the center &
the other endpt on the sphere.
Diameter – A segment passing
through the center w/ both endpts
on the sphere.