Answer: Ratio of Parts
<u>Step-by-step explanation:</u>

The ratios are equal so the triangles are similar.
Answer:
18-4s
Step-by-step explanation:
15+3-4s
You just simplify to get 18-4s.
Hope that helped!
2nd one is the answer to it.
this makes no sense so maybe try something better
Answer:
.90
Step-by-step explanation:
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