Using the provided geometry tools in the Toolbar you can create geometric
constructions on the Graphics View with your mouse. At the same time the
corresponding coordinates and equations are displayed in the Algebra View.
On the other hand, you can directly enter algebraic input, commands, and functions
into the Input Bar by using the keyboard. While the graphical representation of all
objects is displayed in the Graphics View, their algebraic numeric representation
is shown in the Algebra View. In GeoGebra, geometry and algebra work side by
side