ABCD is a rectangle of dimensions 21 cm X 14 cm. A Semicircle is drawn with BC as diameter. Find

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In the given figure ABCD is a rectangle of dimensions 21 cm X 14 cm. A Semicircle is drawn with BC as diameter. Find the area and the perimeter of the shaded region in the figure.
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Sir, why not subtract perimeter of semicircle by perimeter of rectangle

rohitsinku
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SIR WHY WE HAVE NO APPLIED THE FORMULA, 2(l×b)

AnurudhSingh-rxhq