According to the Pythagorean theorem the diagonal value can be found knowing the side length. To find the diagonal square the width and height of the rectangle and add the squared values. Diagonal Formula The line stretching from one corner of the square or rectangle to the opposite corner through the centre of the figure is known as the diagonal.
Length of Diagonal of Rectangle Formula.
B is the breadth of the rectangle. What is Area Perimeter of Rectangle. You also use the Pythagorean theorem to receive an approximate diagonal measurement. The two diagonals are congruent same length.