SITUATION $1.$ For the given closed traverse,

$\backslash$table$[[$LINES$,$BEARING,DISTANCES$],[A-B,S\mathrm{.}3530W.,44\mathrm{.}37$ m $.],[B*C,N{\mathrm{.}57}^{\text{'}}{15}^{\text{'}}W.,137\mathrm{.}84$ m$.],[C-D,N\mathrm{.}145E.,12\mathrm{.}83$ m$.],[D-E,,64\mathrm{.}86$ m$.],[E-A,,106\mathrm{.}72$ m$.]]$

a$)$ Compute the bearing of line DE

b$)$ Compute the bearing of line EA