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MATH IN DEMAND

Sphere

What is a sphere?
A sphere is a three-dimensional object that is round like a ball and every point on the surface is equidistant (equal distance) from the center.
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  Three real world examples of a sphere:
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   1.) A basketball

   2.) A volleyball

​   3.) Earth


What are some characteristics of a sphere?
  • One curved surface; round
  • Perfectly symmetrical
  • All points from the surface of the circle to the center are equal in length
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How do I label a sphere?
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What is the formula used to calculate the volume of a sphere?
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Example of how to calculate the volume of a sphere

Practice! Calculate the volume of the following sphere:
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Click here to check your answer.
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Click here to check your answer.

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