Answer :
PQ→ can also be referred to as QP→ or line n, while plane R can also be called plane SVT or plane PTV.
Alternative names for PQ→:
1. QP→ (Reverse direction of the vector)
2. Line n (Referring to PQ as a line)
Alternative names for plane R:
1. Plane SVT (Using the points S, V, and T to define the plane)
2. Plane PTV (Using the points P, T, and V to define the plane)
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