Question

The green house has a door on one side measuring 9cm x 4cm. Find the cost of the material at the rate of AED 4.50 per square meter excluding roof.
Please help it is really important ​

Answer 1

1) Dimensions of greenhouse:

l = 30 cm, b = 25 cm, h = 25 cm

Total surface area of green house = 2(lb + bh + lh)

= 2(30×25 + 25×25 + 25×30)

= 4250cm2

(ii) Length of the tape needed = 4(l + b + h)

= 4(30 + 25 + 25)

= 320 cm

Answer 2

answer is in attachment