Autodesk 24000-000000-9860 - Revit Architecture - PC User Manual page 672

1 NOTE The results of this procedure will differ from the finished pictures.
Create a square footprint sketch and toggle all sketch lines to be non–slope-defining:
2 On the Design Bar, click Slope Arrow.
3 On the Options Bar, click .
4 For the Specify parameter, select Slope.
5 For the Slope parameter, enter 9", or the metric equivalent.
6 Sketch slope arrows as shown.
7 On the Design Bar, click Finish Sketch.
8 Open the roof in 3D.
634 | Chapter 11 Working with Architectural Components