Two triangles having the same triangle medians are said to be comedian triangles (Lachlan 1893, p. 63).
Comedian Triangles
See also
Cosymmedian Triangles, Medial Triangle, Median Triangle, Triangle MedianExplore with Wolfram|Alpha
References
Lachlan, R. An Elementary Treatise on Modern Pure Geometry. London: Macmillian, p. 63, 1893.Referenced on Wolfram|Alpha
Comedian TrianglesCite this as:
Weisstein, Eric W. "Comedian Triangles." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/ComedianTriangles.html