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In the figure below, O is the centre of the circle ABCD. The radius of the circl...

Question

In the figure below, O is the centre of the circle ABCD. The radius of the circle is 7cm and /AB/ subtends angle 90° at the centre O. Use the figure to answer the question that follows. Take π = 22/7.

The perimeter of shaded segment AOB to 1 d.p. is

Options

A) 25.0cm

B) 20.9cm

C) 25.0cm$$^2$$

D) 20.9cm$$^2$$