two cubes each of edge 8 centimetre are joined to form a single cuboid. what i

Question

two cubes each of edge 8 centimetre are joined to form a single cuboid. what is the surface area of the cuboid ?

Options:

A . 620 cm²

B . 640 cm²

C . 660 cm²

D . 680 cm²

Answer: Option B
Explanation :

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