How to measure a roof and determine squares of materials. Start by looking around and decide how to section the roof. See plan below. The red dotted lines divide the sections. Count how many sections you have. Write this number down. Start with the largest section. Design with sample projects. Choose from sample images and quickly design the perfect roof renovation. Satellite Tv For Pc 2009 Elite Edition'>Satellite Tv For Pc 2009 Elite Edition. Roof_Rise_Run_030_DJF.jpg' alt='Roof Measuring Software' title='Roof Measuring Software' />All your measurements will be, length times height. In the sample plan below all the blue arrows labeled L are the length. The red arrows are the height. The red arrow on the on the largest section of the plan below goes all the way from the front eave line, over the ridge and down the back, to the back eave line. Measure each section. In the sample below you will have 5 different calculations and that should match the number of sections you wrote down, when you started. Add all your measurements together to get your total square footage. Measure all your hips, valleys, ridges, eaves and rakes. Divide your square footage by 1. Roof measurements feature allows you the ability to produce unlimited roof measurements from an aerial view or blueprint, at no additional cost. Family Lawyer Software. JPG' alt='Roof Measuring Software' title='Roof Measuring Software' />Roof measurement methods here we describe various methods for measuring all roof data roof slope or pitch, rise, run, area, and other features. We include onroof. EagleView improves workflows and answers questions through worldclass oblique and orthogonal imagery, aerial property measurement reports, and data analytics.