Convert the bearings in Problems $7\mathrm{.}8$ through $7\mathrm{.}9$ to azimuths from north and compute the angle, smaller than $180,$ between successive bearings.

$7\mathrm{.}8N27{50}^{\text{'}}{05}^{\text{'}\text{'}}E,S38{12}^{\text{'}}{44}^{\text{'}\text{'}E}E,S23{16}^{\text{'}}{22}^{\text{'}\text{'}}W,$ and N $73{14}^{\text{'}\text{'}}{30}^{\text{'}\text{'}}W$

$7\mathrm{.}9$ N $12{18}^{\text{'}}{38}^{\text{'}\text{'}E}E,S14{32}^{\text{'}}{12}^{\text{'}\text{'}E}E,S82{12}^{\text{'}}{10}^{\text{'}\text{'}}W,$ and $N02{15}^{\text{'}}{41}^{\text{'}\text{'}}W$