TY - JOUR AU - P. S. Karavaev AU - N. V. Mastinen TI - Intersection point of median, bisector, and height of a triangle as a basis of didactic material for repeating planimetry themes JO - Matematičeskoe obrazovanie PY - 2020 SP - 31 EP - 34 VL - 96 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MO_2020_96_4_a4/ LA - ru ID - MO_2020_96_4_a4 ER -