Three cubes whose edges measure 3 cm, 4 cm and 5 cm respectively are melted to form a single cube. The surface area of the new cube is Options: A . &nbsp126 cm 2 B . &nbsp216 cm 2 C . &nbsp621 cm 2 D . &nbsp612 cm 2

Three cubes whose edges measure 3 cm, 4 cm and 5 cm respectively are melted t

Question

Three cubes whose edges measure 3 cm, 4 cm and 5 cm respectively are melted to form a single cube. The surface area of the new cube is

Options:

A . 126 cm²

B . 216 cm²

C . 621 cm²

D . 612 cm²

Answer: Option B

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