Answer:
Step-by-step explanation:

n = 2
2)

n = -4
The triangle will be rotated with the rule of (x,y) → (-y,x). The image will be congruent to the pre-image, the side lengths will be the same and the angles too.
Answer: Self selected sample
Step-by-step explanation:
They people chose themselves
Answer:
36
Step-by-step explanation:
x+4y=8+4(7)=8+28=36
Answer:
C
Step-by-step explanation:
because it saids that it is at a low level which means it will get cool