Area of a triangle

The triangle area calculator will show you how to find and what is the area of a sided, equilateral, right-angled and isosceles triangle using different formulas.

Area of a triangle, equilateral isosceles triangle area formula calculator allows you to find an area of different types of triangles, such as equilateral, isosceles, right or scalene triangle, by different calculation formulas, like Geron's formula, length of triangle sides and angles, incircle or circumcircle radius.