Name: _________________________________________
Class Prd: _______
Volume of Spheres
Use your calculator but show your process!!
Use the π key on your graphing calculator. If your calculator does not have a π key, please
use 3.14 for pi. Round to the hundredths place.
1. Find the volume.
.
2. Find the volume of the sphere.
3. A snowman is created with three spheres. The diameter of the top sphere is 4 feet, the
middle sphere has a diameter of 6 feet, and the bottom sphere has a diameter of 8 feet.
How many cubic feet of snow is needed to build the snowman?
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Name: _________________________________________
4. Andres made a snow cone for an afternoon treat. The height of the cone shaped container
is 5 inches and its radius is 2 inches. The ice on top is perfectly rounded to form a
hemisphere. What is the volume of ice in Andres’ snow cone?
.
.
5. A silo has a radius of 10 meters, like the one shown, and is filled from top to bottom with
rice. If rice sells for $75 a cubic meter, what is the total value of rice in this silo?
..
6. An athletic cart holds 12 basketballs. Each basketball has a diameter of 10 inches. How
much air would it take to fill all 12 basketballs?
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