Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Lesson
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Constant Perimeter... Changing Area?

Author:Scott Farrar
Topic:Area, Perimeter
Can we use the perimeter of the triangle to enclose more area with a rectangle?

When did the rectangle hold more area?

New Resources

  • Pythagorean Theorem: Extension Exercises
  • Segment Addition Postulate (Mild Questions)
  • Graphing Compound Inequalities: Conjunctions and Disjunctions
  • Slope Illustrator (2)
  • Squaring a Rectangle (PST Version)

Discover Resources

  • Trigonometry and transformations 1
  • Investigating Power (Repeated Multiplication)
  • Circle theorems - Cyclic Quadrilaterals
  • Simple 2 Parabola Art
  • Copia de Normal probability plot

Discover Topics

  • Stochastic Process or Random Process
  • Statistical Characteristics
  • Incircle or Inscribed Circle
  • Parabola
  • Ratios
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®