Area of equilateral triangle: Find out what's the

Find out what's the height, area , perimeter, circumcircle, and incircle radius of the regular triangle with this equilateral triangle calculator . Learn how to calculate the area of an equilateral triangle using the formula A = 43 × a2, where a is the side length. See the proof, properties and solved problems with diagrams and explanations. Learn the method for calculating the area of an equilateral triangle using the formula Area = (√3/4)s^2, where 's' denotes the side length of the equilateral triangle . Keep in mind that all sides of an equilateral triangle are of equal length. Learn how to calculate the area of an equilateral triangle using its side length or perimeter. Find the formula, derivation, properties and examples of equilateral triangles.