How to control color changes using geometric sketchpad

php editor Zimo shares how to control color changes with the geometric sketchpad. On the geometric sketchpad, players can change the color of graphics through simple operations to make their works more creative and personalized. By mastering specific gestures and operating skills, players can achieve free changes in color, adding more visual effects and charm to their works. Follow the editor to explore the secrets of geometric sketchpads and unleash your creative potential!

1. Open the geometric sketchpad, draw a line segment AB in the workspace, and draw a point C on the line segment AB.

2. Select points A and C, execute the [Measure]-[Distance] command to measure the value of AC, as shown in the figure.

3. Draw a circle and fill the inside. Use the circle tool to draw a circle at will, then select the circle and execute the [Construction] - [Inside Circle] command, so that the inside of the circle is filled.

4. Select the interior and measurement value of the circle [AC=? ], execute the [Display]-[Color]-[Parameter] command, and the dialog box as shown in the figure will pop up, click OK.

5. Drag point C to move on AB. You can see that the color inside the circle is constantly changing.

6. Select point C, execute the [Edit] - [Operation Button] - [Animation] command to generate an animation button to drive point C to move on line segment AB, click This button can control point C to move on AB, dynamically change the value of AC, and thereby control the color change.

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