Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Circles
    1. Finding pi
    2. Rolling a circle to find pi
    3. Circle circumference
    4. Area formula for circles
    5. Exploring with the area of circles
    6. Practice: Using 3.14 to find area and circumference
    7. Practice: Using 22/7 to find area and circumference

Circles

Author:Tutorified.com, Duane Habecker
Topic:Circle
All about pi, circumference, and area. Intended for students ages 11 - 14.

  • Finding pi

  • Rolling a circle to find pi

  • Circle circumference

  • Area formula for circles

  • Exploring with the area of circles

  • Practice: Using 3.14 to find area and circumference

  • Practice: Using 22/7 to find area and circumference

Next
Finding pi

New Resources

  • Untitled
  • apec
  • Triangle with 3 Right Angles
  • Exploring GeoGebra for the First Time
  • z`]]

Discover Resources

  • class 10/13
  • 10.2.2a #977047 correct answer
  • Where to Sit?
  • Poly
  • Week 3 Day 2 Lesson Summary

Discover Topics

  • Power Functions
  • Hypothesis Testing
  • Matrices
  • Parametric Curves
  • Hypergeometric Distribution
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

© 2026 GeoGebra®