Question
The diagram shows a semicircle with a diameter of 21 m. Quadrant FGE has the centre E. The line FG divides the quadrant equally into 2 parts. Find the perimeter of the shaded region. (Take π = 227)
2 m

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The diagram shows a semicircle with a diameter of 21 m. Quadrant FGE has the centre E. The line FG divides the quadrant equally into 2 parts. Find the perimeter of the shaded region. (Take π = 227)