What is the total surface area of a cuboid whose length, width and height are 10 cm, 15 cm and 5 cm respectively?
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Answer:
l=10cm
b=15cm
h=5cm
total area of cuboid=2(lb+bh+hl)
=2(10*15+15*5+5*10)
=2(150+75+50)
=2(275)
=550cm^2
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