Calculating Perimeter and Area using Architectural Drawings

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Take young mathematicians' understanding of geometry into the real world with this upper-elementary math lesson. Given the floor plans of a historic building in Tennessee, students are asked to calculate its area and perimeter as they demonstrate their ability to apply these fundamental concepts.

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CCSS: Adaptable
Instructional Ideas

  • Perform this lesson after first teaching students to measure the area and perimeter of standard geometric shapes
  • Search through the additional floor plans provided on the Library of Congress website for ways to differentiate the lesson
  • Extend learning by having students measure the area and perimeter of floor plans that they create themselves
  • As homework, have students calculate the area and perimeter of a room in their house
Classroom Considerations

  • Lesson assumes students have a clear understanding of the relationship between inches and feet when adding lengths

  • Provides printable floor plans for students to use when calculating the area and perimeter of the building
  • Links to additional floor plans are included with the lesson

  • None