## GeoGebra 4.2 Sneak Peek 2: The Object Properties

##### Introduction

This is the second part of the GeoGebra 4.2 Sneak Peek Series. In this post, we discuss the changes made in the Object Properties window and the significant changes on the properties of the commonly used tools in GeoGebra.

##### The Object Properties

The Object Properties in version 4.2 is included in the References dialog box as shown in the figure above.  The Object Properties contains  properties of mathematical objects divided into tabs: Color, Style, Advanced and Scripting tabs common to most  objects. It also contains special tabs for such as Algebra for points and Decoration for angles and segments. » Read more

## GeoGebra Tutorial 2 – Constructing an Equilateral Triangle

This is the second tutorial of the GeoGebra Intermediate Tutorial Series. If this is your first time to use GeoGebra, please read the GeoGebra Essentials Series.  This tutorial, answers the following problem using GeoGebra.

Note: This tutorial has been updated for GeoGebra 4.2.

In the tutorial below, menu commands, located in the menu bar, are in brown bold text, and submenus are denoted by the > symbol. For example, Options>Labeling> New Points Only means, click the Options menu, choose Labeling from the list, then select New Points Only. The GeoGebra tools are denoted by orange texts. For example, New Point means the new point tool.

Problem: How will you draw an equilateral triangle without using the Regular Polygon tool? » Read more

## GeoGebra Tutorial 1 – Quadrilaterals & Midpoints

If this is your first time to use GeoGebra, I suggest that you read Introduction to GeoGebra which contains the discussion about the basics of GeoGebra and parts of the GeoGebra window. The assumption in this tutorial is that you are already familiar with the parts of the GeoGebra window.

In the tutorial below, menu commands, located in the menu bar, are in brown bold text, and submenus are denoted by the > symbol. For example, Options>Labeling> New Points Only means, click the Options menu, choose Labeling from the list, then select New Points Only. The GeoGebra tools are denoted by orange texts. For example, New Point means the new point tool.

Problem: Investigate what happens if you connect the the consecutive midpoints of a quadrilateral.

In this tutorial, we use GeoGebra to explore the properties of the midpoints of a quadrilateral. In doing this tutorial, you will learn how to use the following tools:  Move, Midpoint or Center, Segment between Two Points and Polygon.  If you want to view the output of this tutorial, click here.