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Quadrilateral Area Calculator

This calculator calculates the area of a quadrilateral.

In order to calculate the area of a quadrilateral, you need to know the following values: length of all 4 sides and length of both diagonals. Type in the below boxes the required values then click the Calculate Quadrilateral’s Area button. An alert window will pop-up displaying the area of the quadrilateral in square units.

side A
side B
side C
side D
diagonal 1
diagonal 2