Semi-Perimeter of an equilateral triangleĪnswer: Area = 43.3 sq units, Altitude= 8.66 units, Perimeter = 30 units, Semi-perimeter = 15 unitsįAQs on Equilateral Triangle Formulas What Is Equilateral Triangle Formula in Geometry? Side of an equilateral triangle = a = 10 units Using equilateral triangle formulas for the area,Īrea of an Equilateral Triangle = (√3/4)a 2Īnswer: The area of an equilateral triangular park is 17,320.508 m 2.Įxample 3: Calculate the area, altitude, perimeter, and semi-perimeter of an equilateral triangle whose side is 10 units. To find: Area of an equilateral triangular park. The perimeter of an equilateral triangle = 3aĪnswer: The length of each side of the given equilateral triangle is 33 Units.Įxample 2: If each side of an equilateral triangular park measures 200 m, calculate its area. Using equilateral triangle formulas for perimeter, Given: Perimeter of an equilateral triangle = 99 Units To find: Length of each side of an equilateral triangle. With Cuemath, find solutions in simple and easy steps.īook a Free Trial Class Examples Using Equilateral Triangle FormulasĮxample 1: If the perimeter of an equilateral triangle is 99 units, what would be the length of each side of an equilateral triangle? Use our free online calculator to solve challenging questions. Height of an equilateral triangle, h = (√3/2)a, where a is the side of the equilateral triangle. Formula to calculate height of an equilateral triangle is given as:.Semi perimeter of an equilateral triangle = 3a/2, where a is the side of the equilateral triangle. Formula to calculate semi-perimeter of an equilateral triangle is given as:.Perimeter of an equilateral triangle, P = 3a, where a is the side of the equilateral triangle. Formula to calculate perimeter of an equilateral triangle is given as:.Formula to calculate area of an equilateral triangle is given as:Īrea of an equilateral triangle, A = (√3/4)a 2, where a is the side of the equilateral triangle.Equilateral triangle formulas are used to calculate the area, altitude, perimeter, and semi-perimeter of an equilateral triangle.Įquilateral triangle formulas are used to calculate different parameters of an equilateral triangle. What Are Equilateral Triangle Formulas?Īn equilateral triangle is the one in which all sides of the triangle are equal and have equal angles measures. Equilateral triangle formulas are used to calculate the perimeter, area and height,of an equilateral triangle. An equilateral triangle is a triangle for which the measure of all sides is equal and all its angles measure 60º.
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