Question

the diagram shows a dilation of line ab about the origin o. determine the scale factor of the dilation by following these steps. 1. measure these lengths: oa = 2 2 units oa = 3 1 units incorrect. measure the lengths again and enter the correct values. check

Explanation:

Step1: Recall scale - factor formula

Scale factor $k=\frac{OA'}{OA}$

Step2: Substitute values

$k = \frac{3}{2}$

Answer:

$\frac{3}{2}$