Question

A poster measuring 20cm×16cm is pasted on a sheet of cardboard such that there is a margin of 3.5 cm along each side of the poster.Find​

Answer 1

Step-by-step explanation:

1. poster measuring-20x16 cm= 320
2. pasted on a sheet of cardboard =3.5
3. therefore the answer is -320× 3.5= 1120