Question

What is the new volume of a rectangular prism that is originally 12 cubic meters and is then resized using a scale factor of 3 on each side length?

a. 324 ^3
b. 4 m^3
c. 108^3
d. 36m^3

Please help !

Answer 1

Ratios when talking about volume are cube.
a : b = 3 : 1
For volume, a^2 : b^2 = 27 : 1
Therefore, set up a proportion.
27/1 = x/12
x = 27(12)
x = 324

Answer 2

thanks (:

Answer 3

You're welcome :)