Question

which line segment is an altitude of \\( \triangle rtv \\)?

Explanation:

Step1: Recall the definition of an altitude

An altitude of a triangle is a perpendicular segment from a vertex to the line containing the opposite side.

Step2: Analyze the given triangle \( \triangle RTV \)

In the given figure, segment \( RU \) is perpendicular to side \( TV \) (as indicated by the right - angle symbol at \( U \)).

Answer:

\( RU \)