Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Area Formulas
    1. Area of a Rectangle
    2. Area of A Parallelogram
    3. Area Of A Triangle
    4. Area of a Trapezoid
    5. Area of a Circle
    6. Circle Area Dissection

Area Formulas

Author: Rose Neal, Edward Knote
Topic:Area
Let's review the formulas for area of polygons and circles.

  • Area of a Rectangle

  • Area of A Parallelogram

  • Area Of A Triangle

  • Area of a Trapezoid

  • Area of a Circle

  • Circle Area Dissection

Next
Area of a Rectangle

New Resources

  • Triangle with 3 Right Angles
  • Shells
  • apec
  • Reflection Across 2 Parallel Lines
  • Prism Drawn in 1-Point Perspective

Discover Resources

  • pentagonePat
  • changing function 2
  • Interesting patterns in rational numbers from MathsJam 2015
  • overlap-circles
  • Midsegment Theorem
  • Illustration

Discover Topics

  • Solids or 3D Shapes
  • Coordinates
  • Division
  • Incircle or Inscribed Circle
  • Cuboid
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®