Assertion: triangle's vertex | /r/HasProperty | midpoint
Facets:
value: between its vertices.:p.103,#206;p.108,#1
type: OTHER
value: between the reference triangle's orthocenter
type: LOCATION
Source sentences:
text: A reference triangle's medial triangle is congruent to the triangle whose vertices are the midpoints between the reference triangle's orthocenter and its vertices.:p.103,#206;p.108,#1