1. Chapter 11 Surface
Area and Volume
11.6
S

2. Essential Understanding
S You can find the surface area and volume of a sphere
when you know its radius

3. Objectives
S Students will be able to find the surface area and volume
of a sphere

4. Sphere
S Set of all points in space equidistant from a given point
called the center

5. Great Circle
S Cross Section of a sphere will be a circle
S If the center of the circle is also the center of the sphere it
is called a great circle
S Circumference of a great circle is the
circumference of the sphere
S A great circle divides a sphere into two
hemispheres

6. Surface Area
S SA = 4πr2

9. Volume
S V = 4/3 πr3

12. Homework
S Pg. 737
S #6 – 24 even, 30, 34, 40
S 12 problems