SECTION A
:) Find the volume and total surface area of a cuboid having length 8.5m, breadth 6.4m, and height 50cm
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Answer:
Volume of cuboid=8.5×6.4×0.5=27.2m^3
Surface area=2(8.5×6.4+6.4×0.5+8.5×0.5)
=2(54.4+3.2+4.25)=2×61.85=123.7m2.
Lateral surface area=2×0.5(8.5+6.4)
=14.9m2.
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