Four equal circles each of radius a
units touch one another. The area enclosed between them in square units is
(a) 3a2
(b) 6a27
(c) 41a27
(d) a27
Four equal circles each of radius a
units touch one another. The area enclosed between them in square units is
(a) 3a2
(b) 6a27
(c) 41a27
(d) a27