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  1. Equilateral Triangle | Definition, Properties & Measurements

    Nov 21, 2023 · An equilateral triangle has three equal sides and three equal angles. To remember this, think of the prefix "equi-" as equal and "-lateral" as sides , meaning all sides are equal. …

  2. Equilateral vs. Equiangular Polygons | Definition & Shapes

    Nov 21, 2023 · An equilateral polygon, however, is composed of sides of the same length, while an equiangular polygon is composed of equal, or congruent, interior angles. Equilateral …

  3. How to Inscribe an Equilateral Triangle in a Circle

    Equilateral triangle: A triangle with equal side lengths. A geometric argument demonstrates that the three angles in an equilateral triangle are also equal in measure. Because the sum of …

  4. Area of an Equilateral Triangle | Formula, Calculation & Examples

    Nov 21, 2023 · An equilateral triangle is a triangle with three equal sides. In an equilateral triangle, all of the angles will also be equal as well. Since there are {eq}180^\circ {/eq} in a triangle, the …

  5. How to divide an equilateral triangle into three equal parts

    In an equilateral triangle ABC, the midpoints of the sides are labelled D, E and F. Prove that triangle DEF is an equilateral triangle. Two sides of an equilateral triangle are 3x +15 and x + …

  6. Can a right triangle be equilateral? | Homework.Study.com

    Equilateral Triangles: In geometry, an equilateral triangle is defined as a triangle that has all sides of equal length. Another property that all equilateral triangles satisfy is that the measure of …

  7. Sierpinski Triangle | Definition, Pattern & Formula - Study.com

    Nov 21, 2023 · All of this leads to a more precise definition of the Sierpinski Triangle: it is a self-similar fractal that results from removing the triangle connecting the three midpoints of an …

  8. How to Identify Scalene, Isosceles & Equilateral Triangles from ...

    Equilateral Triangle: An equilateral triangle is a triangle whose three sides all have the same length, and all three angles have the same value of {eq}60^{\circ} {/eq}.

  9. Constructing an Equilateral Triangle | Geometry - Study.com

    Equilateral triangle: An equilateral triangle is a three-sided shape in which all sides have the same length and all angles are the same (since a triangle's angles sum to {eq}180^{\circ}, {/eq ...

  10. How to Classify Triangles | Overview & Examples - Lesson

    Nov 21, 2023 · An equilateral triangle is a triangle with three equal sides and three equal angles. Think 'equal' to remember 'equilateral.' Since all the angles must add up to 180 degrees, each …

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