The following only applies to the GeoGebra Desktop Version!
Printing the Graphics View
GeoGebra allows you to print the Graphics View of your constructions. You can find the corresponding item Print Preview in the File Menu. In the appearing Print Preview Dialog window, you can specify the Title, Author, and a Date for the construction. In addition, you can set the Scale of your printout (in cm) and change the Orientation of the paper used (portrait or landscape).
Printing the Construction Protocol
If you want to print the Construction Protocol, you first need to open the Construction Protocol dialog window by using the View Menu. Then, select Print... from the File menu of this new window. The Print dialog window allows you to enter the Author or change the paper Margins and Orientation before printing the Construction Protocol.