1. This calculator can compute area of the triangle, Altitudes of a triangle, medians of a triangle, centroid, circumcenter and orthocenter

2. ‘The true antecedent of the modern vanishing point is Guidobaldo's punctum concursus (point of Concurrence).’ ‘The orthocenter is one of the four concurrency points in a triangle.’ ‘Theorems on Concurrence of lines, segments, or circles associated with triangles all deal with three or more objects passing through the same point.’