Question

in the given figure. ps is a diameter of the circle pq=qp.=rs= 8cm. semicircles are drawn on pq and qs as diameters. find the area of the shaded region and also its perimeter (use n = 3.14)​

Answer 1

Answer:

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∴ PQ =QR =RS = 1/3 x PS = 1/3 x 12 = 4 cm. ∴ Area of shaded region = Area of semicircle with PS as diameter + Area of semicircle with PQ as diameter – Area of semicircle with QS as diameter.