Question

a rectangle that is 2 inches by 3 inches has been scaled by a factor of 7.what are the side length of the scaled copy

Answer 1

In this question , it is given that A rectangle that is 2 inches by 3 inches has been scaled by a factor of 7.

And since the scale factor is 7, so we have to multiply the given dimension of the rectangle by 7 to find the new dimension, that is

$2*7 inches \ by \ 3*7 inches \\ = 14 inches \ by \ 21 inches$

So the side lengths of the scaled copy are 14 inches and 21 inches .