Parallella och vinkelräta linjer

What do you want to download?

You can either download the .ggb file alone or the complete webpage for students with tasks.

I agree to the terms of GeoGebra's non-commercial license

• GeoGebra File (.ggb)
• iBook Widget: online (.zip)
• iBook Widget: offline (.zip)
• Offline Activity (.zip)
• SCORM package (.zip)
   (see tutorial)