Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Eastman 7th Math
    1. Stretching and Shrinking
    2. Circles

    Eastman 7th Math

    Author:Gretchen Eastman
    These activities are for my students in 7th grade math at Springville, IA.
    Eastman 7th Math

    Table of Contents

    • Stretching and Shrinking

      • Perimeter Scale Factor vs Area Scale Factor
      • Wumps
      • Missing lengths in similar triangles
      • Similar Triangles Problem
      • Shadows and Right Triangles
    • Circles

      • Rolling a circle to find pi
      • Area of a Circle
      • Parts of a Circle
    Next
    Perimeter Scale Factor vs Area Scale Factor

    New Resources

    • random coprime pairs
    • apec
    • Task 4 - Custom Solid 2
    • z`]]
    • Slope Between 2 Points (Phase 2)

    Discover Resources

    • Predicting Temperatures
    • andare a capo
    • G-134-17
    • Test Question #3 Caprice Frazier
    • Competition until the 20th of September 2020

    Discover Topics

    • Linear Programming or Linear Optimization
    • Parallelogram
    • Combinatorics
    • Linear Functions
    • Symmetry
    AboutPartnersHelp Center
    Terms of ServicePrivacyLicense
    Graphing CalculatorCalculator SuiteMath Resources

    Download our apps here:

    Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

    © 2025 GeoGebra®