Question

If the distance from D to D' is 10 and the distance from A to D is 5, what is the scale factor?choice:21/31/23

Answer 1

`\text{ scale factor=2}`

Explanation:

The scale factor of a dilation is represented by:

`scale\text{ factor=}(image)/(origin)`

Therefore,

`\begin{gathered} scale\text{ factor= }(10)/(5) \\ \text{ scale factor=2} \end{gathered}`