GeoGebra
  • Create Lesson
GeoGebra
  • Home
  • News Feed
  • Resources
  • Profile
  • People
  • Classroom
  • App Downloads
About GeoGebra
Contact us: office@geogebra.org
Terms of Service – Privacy – License

© 2022 GeoGebra

Area of a Parallelogram (Discovery)

Author:
Tim Brzezinski
Topic:
Area, Parallelogram
The quadrilateral displayed in the applet below is a PARALLELOGRAM. (It will always remain a parallelogram, regardless of how much you choose to move one or more of its vertices around.) Move the slider up top all the way to the right. As you do, observe what happens. (Be sure to answer the 2 questions that "follow".)

New Resources

  • Geodätische Kuppel
  • A coffee cup and a doughnut
  • Factors of Positive Integers
  • Euler's Formula
  • Operator norm calculator

Discover Resources

  • commonTangentsContinuity
  • Alex Gunnoe Bisecting Segments and Angles
  • Triangle Bisector 1
  • Cournot 3 Firms
  • Modul 10C_Irawan_SMPN 2 Losari

Discover Topics

  • Angles
  • Matrices
  • Division
  • Geometric Transformations
  • Sphere

GeoGebra

  • About
  • Partners
  • GeoGebra on Tests
  • News Feed
  • App Downloads

Apps

  • Calculator Suite
  • Graphing Calculator
  • 3D Calculator
  • CAS Calculator
  • Scientific Calculator

Resources

  • Classroom Resources
  • Learn GeoGebra
  • Classroom
  • Geometry
  • Notes
  • Terms of Service Privacy License
  • Facebook Twitter YouTube