Find the area of the shaded region in fig., where ABCD is a square of side 14 cm and four circles are of same radii each.

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Area of square = (14 cm)2 = 196 cm^{2}

Radius of each circle = 7/2 cm

Area of 4 circles =

Area of shaded region = Area of square - Area of 4 circles

= 196 - 154 = 42 cm^{2}