Each side of a cube is 3 units. It is cut into cubes each of side 1 unit. What Is the total surface area of smaller cube this obtained
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Step-by-step explanation:
no. of smaller cubes = volume of bigger cube/volume of smaller cube
=27/1
no. of smaller cubes=27
T.S.A of 1 smaller cube = 6 sq. unit
T. S. A of 27 such smaller cubes = 27*6= 162sq.unit
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