SOLUTION: A cube has side length. 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 a.

Algebra ->  Exponents -> SOLUTION: A cube has side length. 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 a.       Log On


   

Question 1124444: A cube has side length. 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 a.


Answer by josgarithmetic(39625) About Me  (Show Source):
You can put this solution on YOUR website!
Original cube's volume a%5E3

Reduce side length by 20%;
meaning reduce TO 4%2F5 of original side length.

New Volume %284%2F5%29%5E3%2Aa%5E3
Or
%2864%2F125%29a%5E3