EX-1,2,

Ex-2 level-1,2

EX-1|| Ex-2

Ex-1,Ex-2

Discussion OF Ex- 12.2 || Chapter summary

Monotonocity ex-2(level-1,2)

Discussion OF Ex-12.2 and Examples ||Application OF Heron formula||ProOF OF area OF rhombus=1/2d1d2||Area OF trapezium=1/2(sum OF parallel sides)(distance between parallel sides) || Area OF quadrilateral using Heron's formula

Ex.-1 ||Ex -2

Ex.-1 ||Ex -2

Ex-1 || Ex- 2

Modern Physics discussion ex-1||2||4