mfr: Calculated Industries - Work in and convert between any building-math dimension - Trigonometric function - Find Weight per Volume - Built-in Right-Angle function - Complete Stair Layouts - Roof, Rafter and Framing Solutions - D:M:S: Conversions - Areas and Volumes - Calculates Footing Volume, Blocks, Roof Area - Circular Calculations: Circumference, Arcs, Segments and More - Drywall, Siding, Panels - find number of sheets for an Area - Stars - Riser Limited and Stairwell Opening - Studs - find number on-center for an entered length - Compound Miter Cuts - Arched Rake-Walls - Equal sided Polygons |