Align the framing square one last time with your roof slope numbers and be sure the wider part of the square falls across this last line. It will form a 90-degree angle to the last vertical line.

Explore the fascinating world of architecture with our comprehensive guide on 15 Common Roof Types Explained. Discover ...

In their design for Teikyo University’s Elementary School in Tokyo, the designers lined up the classrooms and common areas along a linear axis and joined them under a long roof, covering 86,760 square ...