Question

Find the dimension of the rectangular box, open at top, of maximum capacity whose surface area is given by 108 sq.Cm .

Answer 1

Step-by-step explanation:

surface area of cuboid=2 (lb+bh+lh)

108=2 (lb+bh+lh)

108/2=lb+bh+lh

54=lb+bh+lh

let l=x,b=y,h=z

54=xy+yz+xz