Each side of square ABCD = 14 cm.
APD, APC are semicircles.
Area of the shaded region = ?
(i) Total area of square
= (Side)2
= (14)2
= 196 sq.cm.
(ii) Each radius, r of semicircle r = =7cm
Area of two semicircles :
∴ Area of shaded region:
= Area of square – Area of two semicircles
= 196 – 154
= 42 sq. cm