Three cubes whose edges measure 3 cm, 4 cm, and 5 cm respectively are melted to form a new cube. Find the surface area of the new cube formed.
Edge of three cubes are respectively = 3cm , 4 cm , 5 cm
Sum of volume of these cubes =
After melted these cubes a new cube is formed.
Let edge length of this new cube = a cm
Edge of new cube = 6 cm
Surface area of new cube =
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