Question

The image of (6, 9) under a dilation is (4, 6).
The scale factor is
0 -2

Answer 1

The scale factor is 2/3.

Explanation:

When the dilation is about the origin, the ratio of image coordinates to original coordinates is the scale factor:

4/5 = 6/9 = 2/3

The scale factor is 2/3.