In the given figure ABCD is square with side 17 cm. find the Area of Shaded Region if the radius of all the circle cut is 17/2

In the given figure ABCD is square with side 17 cm. find the Area of Shaded Region if the radius of all the circle cut is 17/2

a) 144.5cm²

b) 151.2cm²

c) 147.4cm²

d) 285cm²

Sol:

Logically we can put sides cut of shaded portion in unshaded circle cut because the base is same.

So, the area of shaded portion =