A metallic sheet is of the rectangular shape with dimensions 50 cm x 35 cm. From each of its corners, a square of 5 cm is cut off and an open box is made of the remaining sheet, then the amount of gift wrapper required to cover the exterior part of the open box is
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Step-by-step explanation:
R.E.F image
Volume of box =l×b×h
From the diagram
l=48−2(8) ∵ Two square formed side
=32m
b=36−2(8)
=20m
Also h=8m from question
∴ Volume =32×20×8
=5120m
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