%0 Journal Article %A Tsvetkova, Daniela %T A lesson on applying the scalar product of two vectors %J Mathematics and Education in Mathematics %D 2023 %P 198-201 %V 52 %I mathdoc %U http://geodesic.mathdoc.fr/item/MEM_2023_52_a17/ %G bg %F MEM_2023_52_a17