Go all the way around your house and fill in your outline with your measurements making sure to account for overhang.
Measuring a roof from the ground.
Make a outline of your roof on paper.
Use a pitch.
Measuring your roof from the ground 1.
Measure the height from the ground to the.
Stretch your tape measure along the walls from end to end.
L h 2 area calculating an area of a triangle when estimating a roof.
Calculate the pitch of the roof.
Determine your roof pitch see roofpitch if you need help.
Find the length and width of the building s exterior walls.
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.
To sum it up each individual tab on a 3 tab shingle measures approximately 12 wide by 6 high.
Take the following steps to measure your roof from the ground.
The pitch is the steepness of the roof.
Section off your roof and write your calculations down as shown below dotted lines.
Use a simple formula to approximate the square footage of triangular areas where two sections of a roof meet at each.
Thus in a simple style house you ll only have to click on the corners.
If you were to click on the peaks it wouldn t give you an accurate reading of your measurement.
1 roof square 100 square feet.
The length l times the height h of a triangle is twice its area a2.
To find the pitch of your roof you ll first.
Measure the distance from where you re standing to the face of the wall you walked away from.
Walk away from your house perpendicular to the wall that is under the roof pitch you d like to measure.
So if you divide your answer of a product of length times height by two you will get the area of a triangle.