This free online calculator will help you to find the area of a triangle using the Heron's formula.

Using this online calculator, you will receive a detailed step-by-step solution to your problem, which will help you understand the algorithm how to find triangle area using the Heron's formula.

Calculator

Guide

Some theory

Calculation of Triangle Area using the Heron's formula

Input lengths of triangle sides: a = b = c =

Entering data into the triangle area calculator using the Heron's formula

You can input only integer numbers or fractions in this online calculator. More in-depth information read at these rules.

N.B. In online calculator you can use the value in the same units of measurement!