Question

Find the total surface area of the cuboids of length breadth and height as given below (12cm,10cm,5cm

Answer 1

total surface area of the cuboids = 2 into
lb+bh+hl
therefore the answer is 460


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Answer 2

total surface area of cuboid =

$2(lb + bh + hl)$
=2(12×10+10×5+5×12)
=2(120+50+60)
=2×230
=460