Question

If the dilation of K(-2,4) equals K'(1,-2), the scale factor used for the dilation is

Answer 1

-1/2

Explanation:

We know

The dilation of K(-2,4) equals K'(1,-2)

To get from -2 to 1, we time -1/2

To get from 4 to -2, we time -1/2

So, the scale factor used for the dilation is -1/2