Dimensions of a Rectangle Calculator
Result
Dimensions of a Rectangle Calculator The Dimensions of a Rectangle Calculator finds the length and width of a rectangle from its area and perimeter by solving the resulting quadratic. Enter the area and perimeter. — free online calculator.
Formula
- Dimensions of a Rectangle Calculator calculates its result from A. It uses the formula Length + Width = P/2 and Length × Width = A; solve the quadratic. Change any input to recalculate the result instantly.
- The main inputs are Area, Perimeter. Enter them in the units and format shown in the calculator.
- Keep comparable quantities in compatible units whenever the formula combines or compares them.
- Changing any input above recalculates the result with the same calculation engine used by this page.
Example: Dimensions of a Rectangle
- Area: 24
- Perimeter: 20
Using A = 2, the calculated result is 2.
Sample result: Calculating…
Frequently asked questions
What does the Dimensions of a Rectangle calculate?
Dimensions of a Rectangle Calculator The Dimensions of a Rectangle Calculator finds the length and width of a rectangle from its area and perimeter by solving the resulting quadratic. Enter the area and perimeter. — free online calculator.
Which values should I enter?
Enter Area, Perimeter using the units and format shown beside each field.
What formula does this calculator use?
The calculator uses the following relationship: Length + Width = P/2 and Length × Width = A; solve the quadratic.
Why might my result differ from another source?
Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.
Does the result update automatically?
Yes. Changing an input updates the result using the same calculation engine shown on this page.