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ABCD is a rectangle, Semicircles, are drawn on AD and BC as diameters and the radius of the circles drawn between is same. If AD=7cm, find the area of the shaded region.
ABCD is a rectangle, Semicircles, are drawn on AD and BC as diameters and the radius of the circles drawn between is same. If AD=7cm, find the area of the shaded region.

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The correct Answer is:
`21cm^2`
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