find the material required for making a cuboidal box having measures 12m×8m×4m
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The dimensions of room is 12×8×4
The Lateral surface area is
2h(l+b)
2(4)(12+8)
8×20=160m²
Hope this'll help you.
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Answer:
area of material will be = 2(lb + bh+ HL)
= 2(12×8 + 8×4+12×4)
=2(176)
=352m^2
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