Equilateral Triangle Calculator: Area, Height & Side Measurement Tool

    Created by Md jony islam

    Equal sides triangle calculator

    Calculate equilateral triangle measurements including area, perimeter, height, and angles. Get instant results with single side length input. The mathematical tool called an Equilateral Triangle Calculator determines all technical values of triangles that possess equal sides and 60-degree angles throughout. The one-side entry into this calculator yields comprehensive output about area and perimeter in addition to height and all circle attributes. The calculator delivers step-by-step solutions along with exact measurements, which makes it necessary for scholars focusing on symmetrical triangles, whether in geometry education, architectural design, or engineering applications.

    Triangle 60 degree calculator

    Equilateral Triangle Calculator

    Results

    Area

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    Perimeter

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    Height

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    Inscribed Circle Radius

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    Circumscribed Circle Radius

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    Angles

    60°

    Visual Representation

    Formulas

    • Area: A = (√3/4)a²
    • Perimeter: P = 3a
    • Height: h = (√3/2)a
    • Inscribed Circle Radius: r = a/(2√3)
    • Circumscribed Circle Radius: R = a/√3

    Calculation History

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    What is the Equilateral Triangle?

    🙋 Try our Pyramid Frustum Calculator . If you want to learn more about conversions using Math Calculators.

    Easy equilateral measure tool:

    using the sub calculator.

    Frequently Asked Questions - Equal sides triangle Conversion FAQs:

    How do you find a triangle with equal sides?

    Three sides having equal length make an equilateral triangle. When looking for an equilateral triangle, first verify that all sides maintain identical lengths. The triangle becomes equilateral when all sides are equal and each of its angles equals 60 degrees.

    What is an equilateral triangle?

    An equilateral triangle maintains three equal sides with each side the same length, besides contains three identical 60-degree angles. La triangle equilibree constitue un cas particulier des triangles isosceles bien symetriques.

    What is the 30-60-90 triangle rule?

    The definition of a 30-60-90 triangle describes it as a right triangle that contains three interior angles measuring 30° along with 60°, and 90°. The ratio between triangle segments remains constant since the 30-degree side equals half the hypotenuse, while the 60-degree side equals the hypotenuse multiplied by √3/2.

    How do you calculate the perimeter of an equilateral triangle?

    The perimeter of an equilateral triangle consists of adding together all three sides, which have equal length. The triangle has a perimeter consisting of three times the value of each side. Perimeter = 3 × a.

    How do you find the height of an equilateral triangle?

    The height can be calculated by multiplying the side by (√3 / 2). A straight line descends from each vertex to touch the side across from it.

    About the Author

    Md Jony Islam

    Md Jony Islam: Multidisciplinary Engineer & Financial Expert:

    Md. Jony Islam is a highly skilled professional with expertise in electronics, electrical, mechanical, and civil engineering, as well as finance. Specializing in transformer service and maintenance for 33/11kV substations, he ensures reliable and efficient electrical systems. His mechanical engineering skills drive innovative designs, while his financial acumen supports effective project budgeting. With a strong foundation in civil engineering, he contributes to robust infrastructure development. Md. Jony Islam's multidisciplinary approach ensures efficiency, quality, and reliability across all projects.