4. In the given fig. , ABC is a Δrt. ∠d at B, with AB = 14 cm & BC = 24 cm. With the vertices A, B and C as centres, arcs are drawn each of radius 7 cm.
Find the area of the shaded region.
5. In fig., ABC is a right angled triangle, right angled at A. Semicircles are drawn on AB, AC & BC as diameters. Find the area of the shaded region.
(Ans. 6 sq. units)
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