As a tip if you.
Measuring a roof from the ground.
L h 2 area calculating an area of a triangle when estimating a roof.
The first technique is referred to as the shingle count method which is used for estimating the measurements of all rectangular shaped sections of a roof.
Use a pitch.
Make a outline of your roof on paper.
1 roof square 100 square feet.
Outline the roof at the points that are on the same level or elevation to ensure that you re getting an accurate calculation of your roofing measurements.
Go all the way around your house and fill in your outline with your measurements making sure to account for overhang.
Section off your roof and write your calculations down as shown below dotted lines.
The pitch is the steepness of the roof.
Determine your roof pitch see roofpitch if you need help.
Use a simple formula to approximate the square footage of triangular areas where two sections of a roof meet at each.
Measure the distance from where you re standing to the face of the wall you walked away from.
Research other methods for measuring a roof from the ground online or talk to a roofing contractor.
Walk away from your house perpendicular to the wall that is under the roof pitch you d like to measure.
The length l times the height h of a triangle is twice its area a2.
So if you divide your answer of a product of length times height by two you will get the area of a triangle.
Calculate the pitch of the roof.
Stretch your tape measure along the walls from end to end.
Measuring your roof from the ground 1.
Find the length and width of the building s exterior walls.
Take the following steps to measure your roof from the ground.
Thus in a simple style house you ll only have to click on the corners.
To find the pitch of your roof you ll first.