💡 Quick Answer & Definition(Verified Formula)
Calculate triangle area, perimeter, and side angles using Heron's formula.
Heron's Formula for Triangle Area
When three sides (a, b, c) are known, area = √[s(s−a)(s−b)(s−c)], where s = (a+b+c)/2 is the semi-perimeter.
Law of Sines and Law of Cosines
Our tool calculates all internal angles and verifies triangle inequality (sum of any two sides must exceed the third).
Types of Triangles
Classifies triangles into Equilateral (all equal sides), Isosceles (two equal sides), Scalene (all unequal), and Right-angled triangles.
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