Question

O vector A tem componentes Ax =1,3 cm Ay =2,23 cm, o vector B tem componentes Bx =4,1cm e By =-3,75cm, o módulo de A + B

Answer 1

temos as componentes A
A=A× +Ay
A=1,3+2,26
vetor B
B=B× + By
B=4,1- 3,75 cm