4. a) Suppose you have a rectangular shaped roof of length 40 metre and breadth 20 metre and you want to put pots on its entire boundary at every one metre on the roof, then how many pots you can put on that roof? About the author Parker
[tex]length(l) = 40meter \\ bredth(b) = 20meter \\ area = l \times b \\ area = 40 \times 2 0 \\ =800meter[/tex] Reply
[tex]length(l) = 40meter \\ bredth(b) = 20meter \\ area = l \times b \\ area = 40 \times 2 0 \\ =800meter[/tex]