Question

The dashed triangle is a dilation image of the solid triangle with the center at the origin. Is the dilation an enlargement or a reduction? Find the scale factor of the dilation.

http://tinypic.com/view.php?pic=11rvsk4&s=5#.VTaaUyFViko

Answer 1

I already know it is a reduction. But can someone help me find the scale factor? I have to show all of my work

Answer 2

@dan815
@Preetha
@perl

Answer 3

please help!

Answer 4

Look at the original larger triangle.
What is the length along the x-axis?

Answer 5

It's six squares long

Answer 6

I mean what is the length marked a along the x-axis?