The Rectangle Calculator is a free online tool that displays the area, perimeter, and diagonal value of the rectangle. Vistas online rectangle calculator tool makes the calculation faster and displays the area and perimeter of a rectangle in a fraction of seconds.

How to Use the Rectangle Calculator?

The procedure to use the rectangle calculator is as follows:

Step 1: Enter the length and width in the input fields.

Step 2: Click the button 'Calculate' to get the area and perimeter.

Step 3: Finally, the area and perimeter of a rectangle will be displayed in the output fields.

What is Meant by the Rectangle?

In mathematics, a rectangle is a 2D figure with four sides and four corners. It has four angles, each measuring 90 degrees. Thus, the two sides of a rectangle meet each other at right angles. The opposite sides of the rectangle are parallel to each other and should have the same measurements.

The area of a rectangle, A = Length × Width (Square units)

The perimeter of a rectangle, P = 2(Length + Width) (Units)