If oa = ob = 14cm, aob=90 find the area of shaded region, Mathematics

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If OA = OB = 14cm, ∠AOB=90^o, find the area of shaded region. (Ans:21cm²)

Ans: Area of the shaded region

= Area of ? AOB - Area of Semi Circle

= 1/2 x 14 x 14 - 1/2 x 22/7 x7 x 7

98 - 77 = 21 cm²

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