Calculates the weight of an acrylic sheet given its dimensions.

Converts between various Imperial and metric area units.

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

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

Calculates Carbon Equivalent to help determine weldability of certain metals.

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

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.

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

Converts between various Imperial and metric length units.

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.

Calculates various distances from points or a line.

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.

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.

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

Converts between various Imperial and metric volume units.

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

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

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