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  1. Isosceles triangle - Wikipedia

    Isosceles triangle ... In geometry, an isosceles triangle (/ aɪˈsɒsəliːz /) is a triangle that has two sides of equal length and two angles of equal measure.

  2. 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!

  3. Isosceles triangle - Math.net

    The isosceles triangle definition is a triangle that has two congruent sides and angles. To identify if a triangle is isosceles, check whether it has two congruent sides and angles; if it does, it is …

  4. Isosceles Triangle - Properties | Definition | Meaning | Examples

    An isosceles triangle is a triangle in which at least two sides are equal. Following this fact, if two sides of a triangle are equal, then the angles opposite to those sides are also equal.

  5. Isosceles Triangle: Definition, Properties, Types, Formulas

    Aug 3, 2023 · What is an Isosceles triangle – its definition, properties, diagrams, and types along with formulas for area and perimeter

  6. Isosceles Triangle Definition (Illustrated Mathematics Dictionary)

    Illustrated definition of Isosceles Triangle: A triangle with two equal sides. The angles opposite the equal sides are also equal....

  7. Isosceles Triangle - GeeksforGeeks

    Jul 23, 2025 · An isosceles triangle will always have at least two equal sides and two equal angles. In an isosceles triangle, the two sides of equal length are called the legs, and the third …

  8. Isosceles Triangle – Definition, Examples - EDU.COM

    An isosceles triangle is a special type of triangle with two sides of equal length. These two equal sides are called "legs," and the third side is called the "base."

  9. ISOSCELES TRIANGLE Definition & Meaning - Merriam-Webster

    Jul 31, 2025 · The meaning of ISOSCELES TRIANGLE is a triangle in which two sides have the same length.

  10. Isosceles triangle - math word definition - Math Open Reference

    Isosceles Triangle A triangle which has two of its sides equal in length. Try this Drag the orange dots on each vertex to reshape the triangle. Notice it always remains an isosceles triangle, the …