roof area calculator

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

Figuring out how many shingles or sheets of roofing material you need can be a headache, but a roof area calculator takes the guesswork out of the equation. You just punch in your roof's dimensions, pitch, and style—like a gable or hip roof—and it spits out the total square footage, accounting for overhangs and slope. It even suggests how much extra to add for waste, so you buy just enough without overpaying. No more climbing up with a tape measure and trying to remember high school geometry; t…