This online tool will calculate the length or width of a rectangular shaped surface from the area, and one other known dimension of length.

# Area Measurement

## Area Density Converter

This conversion tool will convert the linear mass density or mass per unit length of an item from one set of measurement units to another and display a related conversion scale for each individual conversion selected.

## Mass and Length x Width to Area Density Calculator

This calculator is used to determine the area density from the total measured mass and area of an item.

## Length x Width and Area Density to Total Mass Calculator

This calculator is used to determine the total mass of an item from the measured length and width with a specified area density

## Mass and Area Total to Area Density Calculator

This calculator is used to determine the area density from the total measured mass and area of an item.

## Mass Total and Area Density to Total Area Calculator

This calculator is used to determine the total area of an item from the total mass measured with a specified area density.

## Area Total and Area Density to Total Mass Calculator

This calculator is used to determine the total mass of an item from the total area measured with a specified area density.

## Length x Width and Amount per unit area to Amount total Calculator

This length, width and amount per unit of area to total amount calculator can be used to calculate any quantity total, from the length & width in different units of a rectangular area, and the unit area quantity in any area measurement units.

## Area total and Amount per unit area to Amount total Calculator

This total area and amount per unit of area to total amount calculator can be used to calculate any quantity total, from the total area in one type of area measurement unit and the unit area quantity in another type.

## Determine range of pressure gauge needed to measure force generated by hydraulic press

Work out what pressure gauge is needed based on the bore size of the cylinder and the maximum force generated by a press.

## Universal Amount per unit of Area Converter

This amount per unit surface area ratio converter and conversion scale can be used to convert any quantity per unit surface area of your choosing, and provide the equivalent amount per unit surface area in different units.

## Area Converter

This area converter and conversion scale is used to convert any measurement of surface or land area from one unit of area to another.

## Length & Width to Area Calculator

Calculate the area of a rectangle from the dimensions for length and width. No conversion needed, just select different units for length, width and area.

## Force & Area to Force per Unit Area Calculator

This tool will calculate the force per unit area from a applied force and area size in any mix of engineering units.

## Circle Area to Diameter Calculator

This tool will calculate the diameter of a circle from the area, and will convert different measurement units for area and diameter.

## Circle Diameter to Area Calculator

This tool will calculate the area of a circle from the diameter, and will convert different measurement units for diameter and area.

## Volume Flow & Speed to Area Calculator

Calculate the flow area from the rate of volume flow and the speed of the flow, and display a conversion scale for a range of flow rates and areas.

## Volume Flow & Area to Flow Velocity Calculator

Calculate speed of flow from the volumetric flow rate and cross-sectional area of flow, and show a range of conversion values for velocity and flow.

## Flow Velocity & Area to Flow Rate Calculator

Calculate the volumetric flow rate from a specified flow velocity through a defined cross-sectional area and display a flow velocity to volume flow rate conversion scale.

## Pressure & Area to Force Calculator

This tool will calculate the force generated by a pressure acting over a specified surface area and show a conversion scale for each set of input values.

## Force & Area to Pressure Calculator

Use this calculator to convert force and surface area to pressure and generate a conversion scale tailored to each entered set of parameters.

## Estimate Time to Process Land Area

This calculator will estimate the amount of time it will take a machine of a specified width and speed to completely process an area of land.