You can take a look at the Android SDK Samples app which has a scenario using RadSideDrawer:
Can you please share the project you have tried to integrate RadSideDrawer in so that we can see how we can help? We will also make sure to update the docs to be more helpful.
Telerik by Progress
Want to go cross-platform with C# for iOS, Android, and UWP. With UI for Xamarin
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