Use proportions because we know that the triangles are similar.

Cross multiply.
20x=28×5
x=7
answer: 7
Answer:
i believe its the third one don't quote me on that though
Step-by-step explanation:
Answer:
1.8-9
2. most often
3.12-13
4.12-13
Step-by-step explanation:
i got it correct thats all i got to say
They speak Clinician, Basque, Aranès, and Catalan.