Hello Adam Hill,
With this first CTP release we provide RadChart for Silverlight WebPart. You can see more information at:
As for how to use other Telerik Silverlight controls in SharePoint you can refer to our videos on that matter:
I hope this helps.
All the best,
the Telerik team
Registration for Q1 2011 What’s New Webinar Week is now open. Mark your calendar for the week starting March 21st and book your seat
for a walk through all the exciting stuff we ship with the new release!