Year 2012 in Review - The Most Popular Posts

It's the end of the year and it's time to look back your favorite posts. Below are the most popular posts for 2012 in terms of traffic (Source: Google Analytics).

1. GeoGebraTube: 12000+ applets and counting
2. Pythagorean Theorem Proof
3. Animation Using Bezier Curves
4. Math and Multimedia Carnival 20
5. The Arithmetic-Mean Geometric-Mean Inequality
6. Deriving the Equation of the Parablola
7. Fibonacci Number and the Fibonacci Spiral
8. Tangram Puzzle: Constructing a Square
9. Systems of Linear Equations
10. The Euler Line
11. Bezier Curves - How Recursive Algorithm Works
12. Squaring a Triangle

Have a prosperous new year everyone!

Square Rectangle Tessellation

The applet below is another tessellation. It is composed of rectangles and equilateral triangles. It is one of the demiregular tessellations.
This is a Java Applet created using GeoGebra from www.geogebra.org - it looks like you don't have Java installed, please go to www.java.com

GeoGebra 4.2 Released

GeoGebra 4.2, the newest version of GeoGebra, is now available for download.  Here are the links to know more about the new features.

• Overview of the New Features
• The Official Release Notes
• A more detailed explanation of the Release Notes
• GeoGebra 4.2 Sneak Peek Series

Please visit  my GeoGebra Tutorials page to learn about GeoGebra. I will update them to the newest version as soon as possible.