If you're looking to use Cabri II Plus 1.4.5, you'll need to obtain a valid serial number. You can do this by purchasing a license from the software developer or an authorized reseller. Once you have a serial number, you can easily activate the software and start using it.
: Allows users to freely move points and objects while maintaining their geometric properties, making it easy to test conjectures and visualize variations. Cabri Ii Plus 1.4 5 Serial Number
: Requires minimal resources, with as little as 16MB of RAM needed for basic operation. Evaluation and Licensing Cabri II Plus 1