Answer
$\theta$ = $34.5^{\circ}$
Work Step by Step
Given, $\tan\theta$ = $0.6873$
Therefore-
$\theta$ = $\tan^{-1} 0.6873$
Using calculator in degree mode-(0.6873 → $\tan^{-1}$)
$\theta$ = $(34.500740978) ^{\circ}$
On rounding to the nearest tenth of a degree-
$\theta$ = $34.5^{\circ}$