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Properties of Quadrilaterals
Author:
Chris Skinner
Topic:
Quadrilaterals
In this applet, you can find the names for special four sided shapes by changing the shape on the grid. (This is edited for British English from No's applet
http://tube.geogebra.org/material/simple/id/2681129
)
GeoGebra
New Resources
Poorly Drawn Parallelograms 3
alg2_05_05_01_applet_exp_2_flvs
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Poorly Drawn Parallelograms
探究由平行線和截線所成的角
Discover Resources
Forum_32067_C_SchlechtesBeispiel
A3_cross-curve
TAB 3
Angle Bisector
Using Quadratic Expressions in Vertex Form: IM Alg1.7.23
Discover Topics
Straight Lines
Sequences and Series
Frequency Distribution
Linear Regression
Integral Calculus