The rise would have to be 12.
This is because in order to be "Similar" triangles the sides need to be proportionate.
(1/3 = 4/12)
Answer:
i think 4
Step-by-step explanation:

Answer:
b is the correct answer. I'm sure ♡
Step-by-step explanation:
- don't mind this I had to edit my answer lol. but I hope I helped u good luck. If I'm wrong someone can correct me below ☆
The 3rd one: "Converse of the Same-Side Interior Angles Postulate"