"Advanced construction/math calculator is packed with solutions for building professionals. Calculates sheets of building material needed, solutions for stairs, roofing materials, compound miter cut angles, materials estimates and more. Also features cost per unit, multiple memory, exponential notation, backspace, user preferences. Stores last 20 entries. Standard calculations and auto shutoff. Model 4065. Accuracy 10-digit internal accuracy, Battery Type LR-44, Dimensions L x W x H in. 5 5/8 x 3 x 5/8, Display Type 11 Digits 7 Normal, 4 Fractions w/full annunciators, Operating Temp F 32ºF-104ºF, Auto Shutdown Yes, Battery Included Yes, Recommended For Building professionals, Recommended Use Advanced construction/math calculator. Calculates sheets of drywall, siding or paneling to cover an area Solutions for stairs risers, treads, stringer length, incline angle Easy area and volume calculations with L, W and H keys Roof function finds area, bundles, squares and sheathing required Figures compound miter cuts, arched rake walls Calculates number of studs on-center for entered length Equal-sided polygons figures corner and bisect angles, side length, perimeter and area Estimates board feet, block and footing solutions"
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