Answer
$\theta=170.5483647^{\circ}$
Work Step by Step
1. Use calculator to find theta
$\sin\theta=0.164215$
$\theta=9.451635268^{\circ}$
2. To find required angle in the second quadrant just subtact this angle to 180 degrees
$\theta=(180-9.451635268)^{\circ}=170.5483647^{\circ}$