Creating Using a Slider
Applet to Create a Dynamic Equation
Creating a Slider
Step 1: Create an equation using sliders
- Click on the slider tool in the toolbar.
- Dynamic Equation:
- Create two sliders (named a and b) with the following settings:
- In Input, Write equation y = a*x + b
- Move sliders to see how Equation changes
Using Dynamic Text
Step 2: Using Dynamic Text
- Click on the slider tool to open the menu with the textbox and choose the Text feature
- Click anywhere in the graphics view to create a textbox.
- Click on the "Advanced" arrow to open up the advanced menu.
- Select the GeoGebra icon
to see the objects you have created in GeoGebra.
- In the advanced menu, you should see an (empty box), the two sliders created (a and b), and the function (f). Click on the function, f, to create a dynamic textbox that will display your equation.
- Once you select the f, you will see a box appear above with an f in it. Press "OK" to create the textbox.
- Move the sliders to see how the textbox equation changes with the line.
Creating a Checkbox
Step 3: Creating a Checkbox
- Click on the slider tool to open the menu with the checkbox tool and choose Check Box feature.
- Click anywhere on the screen to create the check box.
- Call the check box "Show Equation." Then, in the drop down menu, choose Text text1: ""+ f +"" from the menu.
- Press "OK" to create the check box.
- Uncheck and check the box to see how the equation disappears or re-appears.