calculate roof square footage 5

https://wiki-canyon.win/index.php/How_to_Measure_a_Roof:_A_Practical_Guide_for_Homeowners_and_Contractors

To calculate roof square footage, start by measuring the footprint of your home, then account for the roof's pitch using a multiplier based on the slope angle. For a gable roof, multiply the length and width of each plane, add them together, and adjust for pitch—typically using a factor of 1.06 for a 3:12 pitch. Don't forget overhangs, which add extra square footage. This method gives you a rough total, but complex roofs with valleys or dormers require breaking them into smaller sections. For a…