Mathematics
Each side of a cube is tripled, its surface area will become :
3 times
six times
nine times
27 times
Surface Area, Volume, Capacity
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Answer
Let s be the side of the cube.
So, side of new cube = 3s
As we know that surface area of the cube = 6 x (side)2
= 6s2
The surface area of new cube = 6 x (3s)2
= 6 x 9s2
= 9 x 6s2
= 9 x Surface area of the cube
Hence, option 3 is the correct option.
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