The Architecture Puzzler
Created by Dave Guadagni
Architecture Puzzler #535
A 12 in 12 roof slope is 45 degrees.
What is the angle of a 24 in 12 slope?
What are the rise and run of a 90-degree slope?
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Dave Guadagni, AIA, is an architect with Robertson/Sherwood/Architects
Quizzical Pursuit is Copyright 2011, Dave Guadagni.
The Great Pyramid of Khufu has a slope of about 15 in 12.
Photo: Howard Davis/ Artifice Images