The area of the shaded portion = Area of the square - Area of the circle Area of square = Length × Length Area of square =2cm×2cm Area of square =4cm2 Area of a circle =πr2 Where r= radius Diameter of the circle =2cm Radius is half the diameter Radius =
2cm
2
=1cm π=
22
7
r=1cm r2=r×r
Area of the circle =
22
7
×1cm×1cm=3.14cm2 Area of the shaded portion =4cm2−3.14cm2 Area of the shaded portion =0.86cm2 22 divided by 7