1. Before start the activity, please download the companion answer sheets on the link below:[br][url=https://drive.google.com/drive/folders/1A2dmfQ9ubKJYzYOt1bmd0V2avNCEtoUq?usp=sharing]Companion Answer Sheets[/url] [br]2. Do the activity on GeoGebra and Answer Sheets with your group[br]3. If you get some difficulty, ask to the teacher