Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Defining Areas for 2D Shapes
    1. Rectangle Basics2
    2. Area of a Rectangle
    3. Area Of A Triangle
    4. Area of a Circle
    5. Area of A Parallelogram
    6. Area of a Trapezoid

Defining Areas for 2D Shapes

Author:Rafael Castellano
Topic:Area

  • Rectangle Basics2

  • Area of a Rectangle

  • Area Of A Triangle

  • Area of a Circle

  • Area of A Parallelogram

  • Area of a Trapezoid

Next
Rectangle Basics2

New Resources

  • Function art 3D - waiting shed
  • Isosceles Right Triangle
  • GeoGebra 3D Modeling Workshop (March 8 2024)
  • Congruent Figures
  • Angle Addition Postulate (V2) - Integer Solutions

Discover Resources

  • Side-Side-Angle - The Ambiguous Case
  • Quadratic Translations 2
  • Monster
  • Opgave 35d
  • An objection to transcendental definition

Discover Topics

  • Power Functions
  • Hypothesis Testing
  • Complex Numbers
  • Correlation
  • Piecewise Functions
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®