Question

look at this angle: does v lie in the interior or in the exterior of ∠stu? interior exterior neither

Explanation:

Step1: Recall angle - interior and exterior concept

The interior of an angle is the region between the two rays that form the angle. The exterior is the region outside those two rays.

Step2: Observe the position of point V

Point V is outside the region between rays $\overrightarrow{ST}$ and $\overrightarrow{TU}$.

Answer:

exterior