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  1. Triangles - Equilateral, Isosceles and Scalene

    A triangle has three sides and three angles. The three angles always add to 180°. There are three special names given to triangles that tell how...

  2. Equilateral triangle - Wikipedia

    An equilateral triangle is a triangle in which all three sides have the same length, and all three angles are equal. Because of these properties, the equilateral triangle is a regular polygon, …

  3. Equilateral Triangle - Formula, Properties, Definition, Examples

    Equilateral triangle is a triangle in which all sides are equal and angles are also equal. The value of each angle of an equilateral triangle is 60 degrees. Learn more about the equilateral …

  4. Equilateral Triangle: Definition, Properties, Formulas

    Aug 3, 2023 · What is an equilateral triangle in geometry – its definition, properties, picture, and types along with formulas for area and perimeter

  5. Isosceles triangle - Math.net

    An isosceles triangle is a triangle that has at least two sides of equal length. Since the sides of a triangle correspond to its angles, this means that isosceles triangles also have two angles of …

  6. Equilateral Triangle - Math Steps, Examples & Questions

    An equilateral triangle has three equal sides and three equal angles. An equilateral triangle is the simplest of regular polygons because it has the fewest number of sides.

  7. Isosceles Triangle -- from Wolfram MathWorld

    Dec 3, 2025 · A triangle with all sides equal is called an equilateral triangle, and a triangle with no sides equal is called a scalene triangle. An equilateral triangle is therefore a special case of an …

  8. Isosceles Triangle - Definition, Angles, Properties, Examples

    An isosceles triangle is a triangle having two sides of equal length. Learn the definition, parts, types, properties, formulas, triangle games, and much more!

  9. Equilateral Triangle - GeeksforGeeks

    Jul 23, 2025 · An equilateral triangle, also known as a triangle with equal sides, is a fundamental shape in geometry. Each of its sides is of equal length, and its interior angles are all 60 …

  10. Equilateral Triangle ⭐ Definition, Properties, Example, Fact

    Nov 28, 2025 · Discover what an equilateral triangle is, its definition, properties, real-life examples, and fun facts. Learn why this perfectly balanced shape is so useful in geometry.