Calculating square footage of sloped roof

The length l times the height h of a triangle is twice its area A2. Determine the area protected by the sloping roof by multiplying the length of the roof by the width.

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This measurement is also used to price a new roof.

. At first glance calculating the area of a triangular sloped surface seems like an extremely tricky task. For example a single sloping roof. Add the square footage for each roof plane into one total.

Roofers use this measurement to calculate the amount of material they will need to cover a roof. To find how many squares are on your roof divide. Learn how to measure the total square footage of a residential steep-slope house roof in this InterNACHI home inspection training video for contractors and inspectors.

The average person knows that area is usually calculated by multiplying the length of an. Footprint of your home x slope and complexity square feet of roof area For example if you have an easy up and over walkable gable roof and a house that measures 56. Add 1 to the result of that.

So if you divide your answer of a product of length times height by two you. Add the square footage for each roof plane into one total. A roofing square is equal to 100 square.

1 roof square 100 square feet. The result is the area covered by the sloping roof. Divide to find the squares.

Divide to find the squares. To find how many squares are on your roof divide the. As a shortcut the roof slope multiplier for any slope can be determined by finding the square root of riserun² 1Divide the rise by the run.

How To Measure And Estimate A Roof Like A Pro Diy Guide With Diagrams