Question

Dois vetores c e d representam módulos 20u e 15u respectivamente sabendo que c e horizontal para direita e d é horizontal para esquerda a soma terá módulo ———- direção ———— e sentido para ———

Answer 1

$\setlength{\unitlength}{0.95cm}\begin{picture}(6,5)\thicklines\put(0,0){\vector(1,0){5}}\put(0,0){\vector(0,1){5}}\put(0,0){\vector(-1,0){5}}\put(0,0){\vector(0,-1){5}}\put(5.3,0){x}\put(0.3,5){y}\put(-0.15,0.5){\_\_}\put(-0.15,1){\_\_}\put(-0.15,1.5){\_\_}\put(-0.15,2){\_\_}\put(-0.15,2.5){\_\_}\put(-0.15,3){\_\_}\put(-0.15,3.5){\_\_}\put(-0.15,4){\_\_}\put(-0.15,4.5){\_\_}\put(-0.15,-0.5){\_\_}\put(-0.15,-1){\_\_}\put(-0.15,-1.5){\_\_}\put(-0.15,-2){\_\_}\put(-0.15,-2.5){\_\_}\put(-0.15,-3){\_\_}\put$