Question $1$

$2$ pts

A stroller is moving with a constant linear velocity in both $x$ and $y$ directions. Three forces are acting on it$.$ Force $1$ is $(-40N,-60N.$ Force $2$ is $(30N,40N.$ Force $3$ is$.$

$(-10$ N$,-20$N$)$

$(-70$ N$,-100$N$)$

$(70$ N$,100$N$)$

$(10$ N$,20$N$)$