A triangle in which all sides are equal is called an equilateral triangle.
Therefore, such a triangle exists.
All its sides will be equal to 1 cm.
Also, the angles in such a triangle will be the same.
The angles will be 60.
The center of such a triangle is the center of the inscribed and circumscribed circles.
And also the point of intersection of heights and medians.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.