Search

Outline

  1. Geometry Unit 9
    1. A Square Investigation: Length, Perimeter and Area
    2. Area of a Triangle
    3. Area of a Parallelogram
    4. Herons Formula

Geometry Unit 9

Author:chudson
Topic:Geometry
Extending Perimeter, Circumference and Area

  • A Square Investigation: Length, Perimeter and Area

  • Area of a Triangle

  • Area of a Parallelogram

  • Herons Formula

Next
A Square Investigation: Length, Perimeter and Area

New Resources

  • Trefoil Knot
  • Cartesian vs Polar
  • ¿Quién llegará más lejos en el mundial?
  • רישום חופשי
  • Fourier Lissajous (Mechanical)

Discover Resources

  • Pythagoras Motorway Problem
  • parallellines
  • Triangles and Lengths
  • Soccer Field Final
  • Foci of Ellipses

Discover Topics

  • Trigonometry
  • Stochastic Process or Random Process
  • Dilation
  • Arithmetic
  • Statistics
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®