Answer: Altitude
Step-by-step explanation:
Altitude is perpendicular line made from vertex to side
The line PQ is the altitude, the correct option is C.
A triangle is a polygon with three sides, three vertices and three angles.
The Triangle PSR is an obtuse angle triangle,
The line PQ makes 90 degree with the line SR extended up to Q.
The line is the height of the triangle.
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