# Question e2a56

$5 m$
Hence their resultant will be sqrt# $\left({3}^{2} + {4}^{2} + 2.3 .4 \cos 90\right)$
Or, $5$ meters and will make an angle of ${\tan}^{-} 1 \left(\frac{3}{4}\right)$ w.r.t$4 m$ vector i.e 36.86