Medal and fan!

The two triangles below are similar. What is the similarity ratio of ΔABC to ΔDEF?

Triangle ABC is shown with AC measuring 4 and BC measuring 5. Triangle DEF is shown with side DF measuring 2.

2:1
1:2
2:5
5:2

Question

Medal and fan!

The two triangles below are similar. What is the similarity ratio of ΔABC to ΔDEF?

Triangle ABC is shown with AC measuring 4 and BC measuring 5. Triangle DEF is shown with side DF measuring 2.

 2:1
 1:2
 2:5
 5:2

anonymous · Answer

attachment

anonymous · Answer

@bibby

anonymous · Answer

@mathstudent55

anonymous · Answer

Got any idea bibby? What i'm thinking is it's 1:2

anonymous · Answer

I got 2x, but idk where to take it from there...

bibby · Answer

close, we want the ratio of ABC:DEF
we know AC=4 and DF=2
4:2 -> 2:1

anonymous · Answer

Oh wow, that was my original guess haha. Thank you :)!