Question

pavi has a gift placed ina Cuboidal box 80cm ,40cm,20cm,wants to cover with square paper of side 40cm.how many square sheets are required?​
please please answer mee

Answer 1

No. of square sheets req.=

Total surface area of cuboid/area of one sheet of paper

=(6400+1600+3200) / (40*40) [TSA=2(l*b + b*h + h*l)]

=11200/1600

=7 Ans