Classifying Quadrilaterals

Author:Mathguru, GeoGebra Materials Team

A closed polygon which has 4 sides is called a quadrilateral. Try to drag the points on the polygons in this activity to illustrate the different types of quadrilaterals listed below? The top one is done for you.

New Resources

bearing HK
Exploring Simple Loci 探究簡單軌跡
Shade a spheric triangle with "surface".
Divisible Polynomials - Remainder and Factor Theorems
Lorenz Attractor: Multiple particles

Discover Resources

AP Converter
Angles3
LehrN_MolinaS_Part1
Volume of Solids of Revolution的副本
House example

Discover Topics

Arithmetic
Variance
Polynomial Functions
Isosceles Triangles
Arithmetic Mean