All three sides of an equilateral triangle are the same length. The word equilateral means equal lines. Each angle is the same size. Each angle is 60°.

It categorizes triangles into equilateral, isosceles, scalene, obtuse, right, and acute based on their sides and angles. The video also covers the concept of congruency, demonstrating how two ...

Notice that each edge of the triangle is also a radius of one of the circles. The circles are the same size, and therefore all the triangle’s sides have the same length. So equilateral triangles ...

Equilateral Triangle Symbolism An equilateral triangle, as we’ve already learned, is a "perfect" triangle with 90-degree angles on each corner. All sides are exactly the same length. This ...

Using such an equilateral triangle in the Vitruvian Man drawing helps produce a specific ratio – 1.64 – between the size of the square and the circle in the artwork.