Online calculator. Triangle area. Heron's formula.
This free online calculator will help you to find the area of a triangle using the Heron's formula.
Using this online calculator, you will receive a detailed step-by-step solution to your problem, which will help you understand the algorithm how to find triangle area using the Heron's formula.
Calculation of Triangle Area using the Heron's formula
Entering data into the triangle area calculator using the Heron's formula
- enter the lengths of triangle sides;
- select units of measurement - meter (m), centimeter (cm) or millimeter (mm);
- select in which units you want to get the area - square meters (m2), square centimeters (cm2) or square millimeters (mm2).
You can input only integer numbers or fractions in this online calculator. More in-depth information read at these rules.
Additional features of triangle area calculator using the Heron's formula
- Use and keys on keyboard to move between field in calculator.
Theory. Triangle Area using the Heron's formula
A = √s(s - a)(s - b)(s - c)
where s is the semiperimeter, or half of the triangle's perimeter
You can input only integer numbers, decimals or fractions in this online calculator (-2.4, 5/7, ...). More in-depth information read at these rules.
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