To determine the length and width of a rectangle, you need to: Know the area of the rectangle. Know the perimeter of the rectangle. Type the area and perimeter values into the calculator. Don't worry if they …

Aug 1, 2025 · Use this calculator if you know 2 values for the rectangle, including 1 side length, along with area, perimeter or diagonals and you can calculate the other 3 rectangle variables.

May 21, 2025 · To find the width of a rectangle, use the formula: area = length × width. Just plug the area and length of the rectangle into the formula and solve for the width.

To calculate the length and width of a rectangle first, calculate the value of width 'w' by using the area of rectangle formula that is, ' w = A/l'. Then substitute the value of width in the formula of the perimeter …

Nov 3, 2020 · If you know the length and width of a rectangle, you can figure out its area. These two quantities are independent, though, so you can't do a reverse calculation and determine both of them …

Length and Width of Rectangle - Calculator Online calculator to calculate the dimensions (length and width) of a rectangle given the area A and perimeter P of the rectangle.

Free Rectangle Width & Length Calculator - calculate width & length of a rectangle step by step

Calculate any property of a rectangle, including the area, perimeter, length, width, or diagonals using our rectangle calculator.

Use this rectangle calculator to quickly find length, width, perimeter, area, and diagonal. Input any two parameters to calculate the rest.

The rectangle solver finds missing width, length, diagonal, area or perimeter of a rectangle. The calculator accepts all types of input values, including fractions and square roots, and provides step …