Solve the Problem
-Let Angle POQ Be Designated $\theta$ Angles $\mathrm { PQR }$

Multiple Choice

Solve the problem
-Let angle POQ be designated $\theta$ . Angles $\mathrm { PQR }$ and VRQ are right angles. If $\theta = 48 ^ { \circ }$ , find the length of OU accurate to four decimal places.

A) $0.6691$
B) $0.7431$
C) $1.3456$
D) $1.4945$