Question

Calculate the area of the designed region in the given figure common between the two quadrants of circles of radius 8 cm each.

Answer 1

The designed area is the common region between two sectors BAEC and DAFC.

Area of sector

Area of ΔBAC

Area of the designed portion = 2 × (Area of segment AEC)

= 2 × (Area of sector BAEC − Area of ΔBAC)