SOLUTION: A cube has side length aa. The side lengths are decreased to 20% of their original size. Write an expression in simplest form for the volume of the new cube in terms of aa. An exp

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Question 1047930: A cube has side length aa. The side lengths are decreased to 20% of their original size. Write an expression in simplest form for the volume of the new cube in terms of aa.
An expression is
Found 2 solutions by ikleyn, robertb:
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
A cube has side length aa. The side lengths are decreased to 20% of their original size. Write an expression in simplest form for the volume of the new cube in terms of aa.


An expression is V%5Bnew%5D = 0.8%5E3%2Aa%5E3.


Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
If the side length of the cube is a (assuming aa is a typo), and it is DECREASED by 20%, then the new volume is 0.8%5E3%2A+a%5E3+=+%2864%2F125%29a%5E3.