Question

If a closed metal box is in the form of a cuboid with dimensions 1.2m,0.8m,0.3m then the area of the metal sheet used to make the box is

Answer 1

Answer:

Step-by-step explanation:

let  length=1.2 m,b=0.8 m,h=0.3 m .  area=2*[l+b]*h. 2[1.2+0.8]*0.3=2*2*0.3 . 4*0.3=1.2 sq.m

Answer 2

Step-by-step explanation:

cost cost of metal sheet used for boxing for 1 m square cost of 15