Question Analysis
The main focus is to calculate the scale factor of the dilation.
Key Concept Explanation
Scale factor: In a dilation, it is the ratio of the length of a side in the dilated figure to the length of the corresponding side in the original figure. It shows how much the figure has been enlarged or reduced.
Step - by - Step Solution
1. Calculate the length of :
Use the distance formula .
For points and , we have .
.
2. Calculate the length of