# Equilateral triangle

Calculate the area of an equilateral triangle with circumference 72cm.

Result

S =  249.415 cm2

#### Solution:

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#### To solve this example are needed these knowledge from mathematics:

Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation? Pythagorean theorem is the base for the right triangle calculator. See also our trigonometric triangle calculator.

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