How to easily measure and create a right angle dimension annotation. To create the exact dimension of a particular right angle either in Plan or Elevation view simply follow these steps.
1. Choose the Annotate menu from the 2020 Fusion ribbon.
2. Enable the Dimension Right Angles tool by clicking on it.
3. Click the point to measure from with the mouse once. It will display as so after the first click.
4. Click the second point to measure to once with the mouse. the annotated measurement should appear now.