Triangle calculator SSS

Please enter the triangle sides:

Calculator solve triangle specified by all three sides (SSS congruence law). Uses Heron's formula and trigonometric functions to calculate the area and other properties of the given triangle.

If you know special triangle property use calculator for an equilateral, isosceles or right triangle.

Look also our friend's collection of math examples and problems:

See more information about triangles or more details on solving triangles.