Areas related to Circles Session - 1 ( Ex - 12.1 )Session - 2 ( Ex 12.2 Q1 to Q5 )Session - 3Session - 4 ( Ex - 12.3 Q1,2,3,4,5,6,7,14 )Session - 5 ( Ex 12.3 Q8,9,10,11,12,13 )Session - 6 ( Ex 12.3 Q15,16 + Solved Eg 4,5,6 )