dfa9d7cb-0a42-4c72-9e95-3c4aca58b0e9ab79e311-936f-49dd-93fb-7bc46cbc43882.7.1.3[{"lang":"es","name":"Coordenadas de un punto, componentes de un vector y punto medio de un segmento"},{"lang":"en","name":"Coordinates of a point, components of a vector and midpoint of a segment"},{"lang":"ca","name":"Coordenades d'un punt, components d'un vector i punt mitjà d'un segment"}]67/18/16, 11:43 AM7/18/16, 11:43 AM