Thanks for posting @Paul and Welcome to myCommunity!
You need to apply to graduate, theres a whole bunch of information on RMIT website which is where I located the information listed below.
You can view the following link for all information in how to graduate
Before starting your application, you need to make sure you are eligible to graduate and choose how you want to graduate from the graduation options
To apply to graduate read the tips for completing your application and then logging into the graduation database
If you require further assistance and to find out when the application deadline you can contact the hub on the following options:
By phone on: 9925 8980 or submit hub online enquiry form
If you wish to speak to someone from the hub face to face, you can visit one of the HUB service desks at the following locations
Building 12, Level 4
394 Swanston Street
Building 514, Level 1
25 Dawson Street, Brunswick
Bundoora campus west
Building 202, Level 2, Room 36
Plenty Road, Bundoora