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SSS Postulate
Author:
Susan Lockhart
Move the segments to create a triangle. Once you have created a triangle, look at your neighbor's screen. Do you think your neighbor's triangle is congruent to yours?
GeoGebra
New Resources
Angles and Intersecting Lines: Quick Investigation
Piano. Keyboard.
Introduction
Isosceles Triangle: Quick Construction
Cross Product in 2D and 3D
Discover Resources
cantos
pavage demi-cercle
Spinner
Sequence & Series Materials
Playing around with the harmonics of standing waves
Discover Topics
Planes
Ellipse
Tangent Function
Constructions
Rectangle