This triangle calculator calculates the area of a triangle and its perimeter no matter of its type by taking account of the sides and/or angles you know. There is in more information about the formulas applied below the form.
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How does this perimeter and area of a triangle calculator work?
Independent of the triangle shape (right, equilateral or isosceles), this calculator can help you determine its area and perimeter if you provide any 3 out of the 6 field as a combination between sides and angles. You can input the angles in degrees or radians.
The formulas behind this triangle calculator are:
- Area of a triangle estimated by Heron's formula:
- Triangle perimeter formula: