Answer:

Step-by-step explanation:
Apply triangle interior theorem,



I believe that it is graph 3 :) if it’s not right let me know.
Answer:
I think it might be B.) Triangle B
Step-by-step explanation:
The angles don’t change since the triangle was dilated by a factor
X=30
Y=60
Z=90
Answer:

Step-by-step explanation:
Given
The attached functions
Required
Find f(9)
We have:

So:


