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Geometry with GeoGebra  StepbyStep Students Learn Geometry with GeoGebra
== You do NOT need to install GeoGebra to use these files === but it's free and great so here's the link: Get GeoGebra
GeoGebraMath247 (Links to all GeoGebra resources on this site.)
Latest posts  Activity 4  Parallelograms How to copy the link How to use zipped files?
Lesson 1  Square 1
Learning:
Why a square is defined by the length of a side by constructing angles of given size ( in this case 90°) and segments of given size and how to check that two segments with common end point are of the same length. 

GeoGebra Menus
 Lists of open menus wiith toolicon and commands positions
in a handy twopage handout  pdf format.


Lesson 2  SideAngleSide Triangle Property
Learning: 4 Integrated Lessons:
 Assemble a triangle from two sides and an angle.
 Construct a triangle given 2 lengths and 1 angle measure with detailed directions.
 DIY  Do It Yourself construction like inclass (no directions)
 Why not just SA? Construction from just 1 length and 1 angle measure to see that SA gives infinitely many triangles.


Activity 3  Constructing Rectangles


Activity 4  Constructing Parallelograms


 Numberline Activites with GeoGebra have been moved to the new section:


 Numberline Activites with GeoGebra have been moved to the new section:


How to copy the link
 Rightclick on "Do the Lesson!"
 Select "Copy link location
 Go to where you want to paste the link
 Rightclick and select "Paste"
How to use zipped files
 Onetime
 Make a new folder.
 Download: Images_etc.zip (zip of images and geogebrajavascript files)
 Unzip this file into your new folder.
 Each lesson
 Download the zipped file of the lesson you want.
 Unzip it into this same folder (automatically creates subfolders)
Math247 GeoGebra (links to all GeoGebra resources on this site) Got something special you want to see or show? Contact me.
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