Online calculator which will help you in the task of calculating the length of the medians of a triangle.
Median of a triangle is a segment connecting a vertex of a triangle with the center of the opposite side, as well as video that contains this piece, each triangle has exactly three medians, one from each vertex, and they intersect each other in the center of the triangle, and in the case of isosceles and equilateral triangles, a median bisects any angle at a vertex whose two adjacent sides are equal.