Geometry

Question Analysis

The main focus is to recognize the correct notation for a dilation with a specified center  and scale factor . We must understand the standard form of dilation notation to identify the right option.

 

Key Concept Explanation

The notation for dilation is , where  is the center of dilation,  is the scale factor, and  is a point undergoing the dilation.

 

Step-by-Step Solution

1. Examine each option:

For , the center of dilation is  and the scale factor is , which follows the correct notation format. Here,  is just a sample point for dilation.

For