Purple Prisms—Linking Length, Perimeter, Area, and Volume

This Purple Prisms—Linking Length, Perimeter, Area, and Volume lesson plan also includes:

New Review

You've covered areas and volumes, now it's time for surface areas. A series of four lessons compare ratios of similar figures from two to three-dimensional calculations. The final lesson of the series investigates the ratios of surface areas between similar figures.

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CCSS: Designed
Instructional Ideas

  • Draw nets of different similar three-dimensional figures; have pupils calculate surface areas to compare ratios
Classroom Considerations

  • Uses an applet that requires individual Internet access
  • Expects a solid understanding of calculating surface areas
Pros

  • Includes questioning strategies to use throughout the lesson
  • Provides an assessment option
Cons

  • None
Common Core