1. Surface Area and Volume of a Sphere

2. Learning Targets I can find the volume and surface area of a sphere when given the radius, diameter, or circumference I can find the radius, diameter, or circumference when given the volume or surface area.

3. Volume of a Sphere r=7 r=20

4. Find the radius and volume Find the volume of a circle with a circumference of 31.4. Find the radius of a circle with volume of 33.5.

5. Surface Area of a Sphere The Earth has a diameter of 12,756 kilometers. What is the Earth’s surface area and volume?

6. Surface Area of Spheres Find the surface area and volume of the golf ball and basketball below. The golf ball has a diameter of 43 mm the basketball has a diameter of 29.5 inches.

7. Word problem A rodent running ball has a volume of 525 cubic inches. Would it be humane to put a adult male guinea pig in it to exercise (assuming it’s humane to put them in it anyways).

8. Let’s check I can find the volume and surface area of a sphere when given the radius, diameter, or circumference. I can find the radius or diameter of a sphere when given the volume or surface area. Homework: Pg. 560, # 2-24 evens, 28-32 evens, 38-42 evens