Isosceles right triangle Calculator
Online calculator and formulas for calculating an isosceles, right triangle
This function calculates various parameters of an isosceles right triangle. Select one element and enter the appropriate value. Then click on calculate
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Properties of the triangle
The cathets are the two sides at right angles. The hypotenuse is the side opposite the right angle.
The height is measured from the right angle to the hypotenuse.
Formulas for the isosceles, right triangle
In a right triangle, the legs are the two sides that touch the right angle. The hypotenuse is the side opposite the right angle.
Height is measured from the right angle to the hypotenuse.
Side (b)
\(\displaystyle b=\frac{a}{\sqrt{2}}\)
Height (h)
\(\displaystyle h=\frac{a}{2}\)
Perimeter (P)
\(\displaystyle P=(1+\sqrt{2})· a\)
Area (A)
\(\displaystyle A=\frac{a^2}{4}\)
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