30×40 Cape Cod Roof Area (12:12 Pitch)
Traditional Cape Cod architecture features a 12:12 (45-degree) pitch, creating a full second story living space. Popular in New England and coastal regions.
Results
Total Roof Area1,696.8sq ft
Pitch Ratio12:12
Pitch Angle45degrees
Rafter Length21.2ft
Pitch Multiplier1.414
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