Question

What is the scale factor from ADEF to AABC?

Answer 1

1/2

Explanation:

The dude above said if the big triangle is not DEF then it's two, but the big triangle is DEF therefore it is: 1/2.

Answer 2

1/2

Explanation:

The red markings is not clear but I think the larger one is triangle DEF, if not, then the answer is 2