(1) Two cubes each of edge 3 cm are joined end to end. Find the surface area of the
resulting cuboid.
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Answer:
108cm^2
Step-by-step explanation:
surface area of cube=6x^2.
=6×(3)^2
=6×9 =54cm^2
since, the two cubes are joined end to end.
the surface area of the cuboid
= 2×54=108cm^2. ans.
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