Question No 7 .A poster of size 20 cm by 16cm is pasted on a sheet of cardboard such that there is a margin of 3.5cm along each side of the poster .Find:1) the total area of the margin,2)the cost of the cardboard used at the rate of Rs 1.20 per cm2(Centimetre square)..please solve it ...i have also given a picture of this question .

Question No 7 .A poster of size 20 cm by 16cm is pasted on a sheet of cardboard such that there is a margin of 3.5cm along each side of the poster .Find:1) the total area of the margin,2)the cost of the cardboard used at the rate of Rs 1.20 per cm2(Centimetre square)..please solve it ...i have also given a picture of this question . 6.4 Area Of a Parallelogr figure. Awl) is AB AD BC AB We XY ii We take BC or AD LM FD EA is also ACTIVITY 2 D-aw a paralklogram ABCD using ruler and set squares on a sheet Of AB as draw altitu•k BE Cu tix triangular BCE as sinwn in the figure (ii). Pire triangular to left remaining pine as in figure the left