Correct Answer: Option A

Explanation

From the diagram, PQRSTW is a regular hexagon.

Hexagon is a six sided polygon.

Sum of interior angles of polygon = (2n - 4)90^o = [2 x 6 - 4] x 90 = 8 x 90 = 720^o

each angle = \(\frac{720^o}{6} = 120^o\) and TVS = \(\frac{120}{2} = 60^o\)

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