Each original image ([b][color=#ff0000]Do not use from the Internet[/color][/b]) should have:[br][br]a- “Title/motto” (phrase, word or symbol), which refers to a mathematical concept or notion.[br][color=#202124]b- [/color][color=#202124]Explanation[/color][color=#202124] of the mathematical situation according to the image.[br][/color]c- Algebraic justification of the expression(s) and/or calculations produced by GeoGebra (present in PDF, video or format of your choice).[br]d- Text of a maximum of 800 words, which will include a description of what has been done with GeoGebra and the understandings that the authors wish to share regarding the completion of the work, as well as any comment or clarification that the authors deem appropriate to write.[br][br]The photographs and problematic situations presented by students of the 1st and 3rd categories must contemplate their modeling of the problem through geometric concepts and those presented for the 2nd and 4th level, should carry out the modeling of the problem through any mathematical functions. [br][br]Participants in category 5 will be able to choose the mathematical content to work on.[b] [color=#9900ff]NEW![br][br][/color][/b][color=#9900ff]ATTENTION: The photograph cannot have been previously published on any other website or media.[/color]