Step-by-Step: Students Learn Geometry with GeoGebra

GeoGebra-Math247

      Latest posts - Adtivity 4 - Parallelograms NEWER!          "How to copy the link"         "How to use zipped files?"

               == You do NOT need to install GeoGebra to use these lessons! ==

Lesson 1 - Square 1 Do the Lesson! Mathcast with Lesson 1 - watch and do  Here's the zip- filename: square1.zip Learning in 1 lesson: 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 tool-icon and commands positions          in a handy two-page handout - pdf format. pdf file
Lesson 2 - Side-Angle-Side Triangle Property Do the Lessons! Mathcast with Lesson 2 - watch and do Here's the zip- filename: sas1.zip Learning in 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 in-class (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 Do Part 1: Construct a Rectangle Do Part 2: Construct a Rectangle using Perpendicular & Parallel Do Part 3: Construct and Calculate a Rectangle - DIY Mathcast with Activity 3 - watch and do Here's the zip - filename quad.zip
Activity 4 - Constructing Parallelograms Do Part 1: Construct a Parallelogram given 2 Sides and the Angle Between Part 1: Short version (for the easily bored student) + pdf handout (with details)NEW! Do Part 2: Calculate the Area of a Parallelogram Constructed from 2 Sides and the Angle Between Do Part 3: Construct a (slightly unstable) Parallelogram given 2 Sides and the HeightNEW! Do Part 4: Construct a (Stable) Parallelogram given 2 Sides and the HeightNEW! Mathcast with Activity 4 - watch and do
- Numberline Activites with GeoGebra have been moved to the new section: Number Sense with GeoGebra

How to copy the link

• Right-click on "Do the Lesson!"
• Select "Copy link location
• Go to where you want to paste the link
• Right-click and select "Paste"
  

How to use zipped files

• One-time
  • Make a new folder.
  • Download: Images_etc.zip zip of images and geogebra-javascript 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)

     GeoGebra-Math247