Calculates the weight of an acrylic sheet given its dimensions.

Find an angle given left, right and rake (hypotenuse) sides of a triangle.

Returns the saw settings to cut a miter from the wall angle.

Calculates the arc flash boundary and incident energy exposure to determine the risk category for commonly used electrical systems.

Converts between various Imperial and metric area units.

Calculate the area of triangles, squares, rectangles, octagons, circles and ellipses.

Improves the process of laying out balusters.

Estimates the amount of bark dust or mulch required to fill a specific area and depth.

Calculates the size of batteries required to carry a given load over a specified period of time.

Project budgets and profits based on historical data.

Estimates the amount of block, mortar, sand, and cement needed to build a structure with concrete masonry units (block).

Estimates board feet of lumber given the dimensions and number of pieces.

Calculates the minimum volume required for junction and outlet boxes containing 6 AWG and smaller conductors.

Estimates the quantity of brick, mortar, ties, sand, and cement needed for a structure with multiple walls, gables, and sloped elevations.

Estimate the number of bricks or blocks required to build a wall.

Calculates Carbon Equivalent to help determine weldability of certain metals.

A template for calculating the price to clean a customer's carpets.

Find the Chord when any two of the three Radius, Angle or Arc Length are known.

Calculates the common rafter of a roof framing system based on the span of the building and the slope of the roof. Also calculates the length of each jack rafter.

Estimates the cubic yards of soil you will need taking into account the loss of soil as a result of compaction.

Estimates the number of concrete bags required to fill a designated volume. Either enter a width, length and height (depth) to calculate the volume or enter the volume specifically.

Estimate the total volume of concrete needed to pour a column (cylinder shape) and rebar needed for the installation.

Estimate cement, sand, gravel and water for the concrete mix based on the selected ratio of each.

Estimates the total volume of concrete needed to pour a slab by either entering the length and width or by entering the area to be filled.

Estimate the gallons of water necessary to increase the slump of concrete based on the current slump versus the desired slump.

Calculates the maximum allowable ampacity for most commonly used conductors rated 0-2,000 volts, when direct buried or installed in a raceway or cable assembly.

Calculates the minimum conductor size required for circuits based on the temperature rating of the conductors and termination points and the load served.

Calculates the distance required between bends when making 3 point saddle bends in metal conduits.

Calculates the maximum number of conductors allowed in the most commonly used raceways.

Estimate the volume of concrete needed for core filling concrete masonry units (block).

Calculates the cost per unit for a project.

Estimate the area of countertop for a project.

Calculate the compound angles needed to cut crown molding.

Calculates the wall or crown angle for crown molding trim. Also determines the needed miter and bevel angles.

Calculates the volume of material that will be removed or added to an area based on the amounts to be cut and/or filled.

Estimates the number of boards needed to cover a rectangular deck.

Calculates the size of footings required for a covered deck with one side supported by a structure.

Calculates overall load on a deck.

Calculates the number of deck posts, and spacing, required for a deck with one side supported by a structure.

Estimates the number of drywall boards, nails, screws, compound, tape, and corner beads to be installed given wall lengths and height.

Calculates the distance of the focal points from the edge towards the center or from the center towards the edge along the major axis to the Focal Points.

Calculates the cost to operate an appliance per hour.

Calculates the minimum size equipment grounding conductor.

Calculates the available fault current at the line terminals of service equipment.

Estimates the amount of materials required to build a fence.

Convert between recommended garden fertilizer mix and a desired units.

Estimates the bags of fertilizer or seed for lawn application.

Estimate the area of flooring, underlayment or padding, number of tack strips (if applicable), and containers of adhesive needed for an installation.

Estimates the amount of hard wood flooring by box and piece. Also estimates the number of underlayment rolls.

Estimates the total volume of concrete and rebar needed for a footing installation.

Determines whether a foundation, room or other 90 degree structure is square.

Calculate the run, drop, or slope (in percent) by entering any of the two known variables.

Estimates the amount of gravel or stone required to cover a certain area.

Calculates the minimum size grounding electrode conductor.

Estimates the gallons of insecticide/weed Killer for lawn application.

Calculates the total labor burden for an employee and translates the number to average daily cost and average hourly cost.

Converts between various Imperial and metric length units.

Calculates ratio of length to width, as well as the length or width needed to ensure an object remains proportional when one side increases.

Calculates total man hours to complete a job when combining the abilities of multiple workers.

Calculate the minimum burial depths required for different circuit types utilizing various wiring methods for circuits rated 600 volts or less.

Estimates the total volume of concrete and rebar needed to install a monolithic slab.

Calculates the time needed to mow a lawn based on the width of the mower, speed of the mower, and size of the lawn.

Estimates the bags of fertilizer needed to cover an area based on the concentration of nitrogen and bag size.

Calculates the MAXIMUM hole or notch that can be placed in a joist (floor or ceiling) based on the size of the joist.

Calculates the maximum notch or hole that can be placed in a stud for framing walls.

Calculates the perimeter or area of an irregular shaped object that has an "L" shape.

Calculates the area of an irregular shaped object.

Calculates the perimeter or area of an irregular shaped object that has an "U" shape.

Calculates the maximum overcurrent protective device allowed for non-motorized appliances.

Estimates the number of gallons, quarts or pints required to paint a room, house or other structure.

Estimates the cans (Gallon, Quart, or Pint) of paint needed on a project for walls, ceiling, doors, and all trim.

Estimates the number of pavers needed for an installation.

Calculates either the specified maximum voltage that a diode rectifier can block, or the maximum voltage that a rectifier needs to block in a given circuit.

Calculate the perimeter of triangles, squares, rectangles, trapezoids, polygons, and circles.

Estimates the number of shrubs needed for an area based on the length and desired spacing.

Calculates various distances from points or a line.

Estimates the total cubic yards of concrete needed for post holes factoring in the void from the post.

Calculates the profit margin per job.

Uses the Pythagorean Theorem to calculate the length of the hypotenuse of a right triangle given the lengths of the 2 other sides, or the length of one of the sides given the length of one side and of the hypotenuse.

Enter any two of the three variables Height, Chord, or Radius to calculate the third.

Calculates the number of studs that will be installed in a gable area (the rake) and calculates the height of each stud.

Creates an equivalent ratio when any three numbers are entered. The ratio is in the form A:B = C:D or A is to B as C is to D.

Estimates the pieces of rebar needed based on a total linear length of run. Also estimates the pounds of rebar and number of chairs needed for an installation.

Estimates the number of rebar pieces, weight of rebar, and cost (based on price per pound) of rebar for multiple layers or dimensions.

Calculates the horizontal distance created from the required slope measured plumb from the base of the excavation to the top of the excavation.

Calculates the minimum size service required for a single family dwelling, using the optional method of calculating service loads.

Calculates the total resistance of a circuit when multiple resistors are used.

Converts from slope to angle, grade (as a percent) and and slope after entering any one of the four.

Calculates the Ridge length for a dormer.

Calculates the area of the gable end based on the span and vertical rise of the roof. It also provides height of the gable.

Calculates the length for the Hip and/or Valley of a roof based on the span of the roof and the slope of the roof.

Calculates the length of the ridge board for a rectangular building.

Estimates the number of three-tab asphalt roof shingles needed. Includes starter shingles and caps for ridge and hips.

Estimates the number of shingles needed per square (100 square feet) of roof area.

Calculates the total rolls of felt underlayment needed for a roof.

Calculates the rough opening based on the size of the component to be installed and the recommended amount for frame opening shims.

Converts from architects or engineers scale to actual measurement.

Estimates the number of containers needed to seal a driveway including the apron (transition from drive to street) and the parking pad.

Calculate the unknown Elevation based on the Backsite and Foresite readings taken from a surveying instrument.

Calculates the volume of an area with sloped sides based on the dimensions and desired slope (ratio).

Estimate the volume of soil after it is disturbed from its compacted state.

Determines whether a foundation or room is square. Square is defined as a 90 degree angle at the corner.

Calculates the height of a landing from the Stairwell Length and Total Height.

Calculates the number of risers and treads.

Determine the estimated number of studs required for a wall or room.

Calculates an approximation of the life expectancy of a milling or turning tool.

Estimates the number of tiles and cost to cover a certain sized area.

Calculates total hours to complete a job.

Calculates the maximum allowed overcurrent protection for the primary and secondary of transformers.

Determine the height of a tree by comparing the height and shadow measurements of a person or object that can be measured.

Solves various triangles.

Estimates the linear length and pieces of trim casing for windows and doors.

Estimates the linear length of baseboard, crown molding, and chair rail for a room.

Calculates the voltage loss of a circuit over a specified distance and provides information to properly size conductors to prevent an excessive voltage drop.

Converts between various Imperial and metric volume units.

Calculate the area of cubes, boxes, cones, spheres, and cylinders.

Calculates the framing layout for a wall opening.

Estimate the rolls of wallpaper needed for a room based on the net area to be covered.

Calculates the ratio of water weight to the weight of the cement used in a concrete mix.

Estimates the number of hours needed to operate a weed eater on a project based on the total linear length in the project.

Computes wire diameters, cross sectional areas, resistance, feet per pound for American Wire Gauge wire.

Estimates the number of rolls of welded wire mesh needed for an area.

Converts between cubic yards and tons for various types of stone, aggregates and concretes.