Lesson 14
Working with Pyramids
Lesson Narrative
Students calculate the volume of several pyramids, and they work backward to find possible dimensions of a pyramid given its volume. Students make use of structure (MP7) when they select dimensions that combine to create a particular volume result.
Learning Goals
Teacher Facing
 Calculate volumes of pyramids.
 Generate sets of pyramid and cone dimensions that result in given volumes.
Student Facing
 Let’s use the pyramid volume formula to solve problems.
Required Materials
Required Preparation
Devices are required for the digital version of the activity A Chocolate Pyramid.
Learning Targets
Student Facing
 I can calculate volumes of pyramids and cones.
 I can work backward from a given volume to find possible dimensions of a pyramid or cone.
CCSS Standards
Glossary Entries

apex
The single point on a cone or pyramid that is the furthest from the base. For a pyramid, the apex is where all the triangular faces meet.