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MATH / In the diagram, the centre of the circle is O. The area of the shaded region is 20% of the area of the circle. What is the value of x? [asy] filldraw(Circle((0,0),1),gray(0.8),line… · Discussion

Discussing In the diagram, the centre of the circle is O. The area of the shaded region is 20% of the area of the circle. What is the value of x? [asy] filldraw(Circle((0,0),1),gray(0.8),line… · MATH

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