Area of a Triangle from SidesYou can calculate the area of a triangle if you know the lengths of all three sides, using a formula that has been know for nearly 2000 years. It is called "Heron's Formula" after Hero of Alexandria (see below) |
Step 1: | Calculate "s" (half of the triangles perimeter) using: | |
Step 2: | Then calculate the Area using: |
Read full article from Heron's Formula
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