Now it makes sense why pyramids and cones have one third the volume of prisms and cylinders. Pupils watch an educational video to learn about the formulas for the volume of pyramids and cones. They see several worked-out examples completed by the narrator.

Concepts

volume, volume of pyramids, volume of cones

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Instructional Ideas

• Have the class try some of the problems before viewing the solutions
  

Classroom Considerations

• Fourth of six lessons in the Geometry - Surface Area and Volume unit
• Scholars must have experience with applying the Pythagorean Theorem in three-dimensional situations
  

• This video is hosted on YouTube

Pros

• Video shows each step of the required work
• Provides a worksheet and an answer key
  

Cons

• None

Common Core

HSG-GMD.A.3