What is the center of dilation? How do you know?

Question

asked Feb 24, 2023 194k views

1 Answer

Jpountz · Answer 1 · 2023-02-28T03:58:45+0000

Answer:

A

Explanation:

You want the center of dilation when ∆ABC is dilated by a factor of 1/2 to get ∆AED.

In any dilation, the center of dilation is invariant. It doesn't move.

Since point A is common to both triangles, it didn't move. Point A is the center of dilation.