Question

There is a rectangle garden of length 80 metres and width 70 metres. There is a road of width 5 metres along the four sides inside the garden.
a) find the length of the garden excluding the road

b) find the area of the garden excluding the road
c) how much would be the cost for grafting grass on the road at the rate of Tk.64 per square meter ​

Answer 1

Answer:

b=area of rec=,l×b

80×70=5600

area of road=80×5×4=1600

area of garden excluding road=5600-1600=4000m