Introduction

This page provides some insight into Heron's formula and provides some functions to help you calculate the area of a triangle by using it!

Calculation

⬇️ Inputs



a
:5m



b
:5m



c
:9m


⬆️ Outputs



s
:9.5m



A
:9.808m2


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Explanation

Heron’s formula is credited to Heron of Alexandria (c. 62 CE) and used for finding the area of a triangle in terms of the lengths of its sides. In symbols, if a, b, and c are the lengths of the sides:

Then the area can be calculated by:

Where:



🕵️‍♀️ Heron of Alexandria



✍️ Algebraic proof using the Pythagorean theorem


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