a paper is in the form of rantangular PQRS in which PQ =30 cm and QR=21 cm, a semicircular portion is cut off from it as shown in figure. Find the area of remaining portion.....
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a paper is in the form of rantangular PQRS in which PQ =30 cm and QR=21 cm, a semicircular portion is cut off from it as shown in figure. Find the area of remaining portion.....
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