Answer:
The diagram reprents the 3 sets and the universal set . The shaded portion clearly can be seen as :

Shaded region = 
Try to understand some what complex
Answer:
the first one is A, the second one is D.
Step-by-step explanation:
For the perimeter you have to multiply by the original dilation number, and for the area, you have to dilate by 2.5
Hope this helps :D
Eight point six two is the answer
Answer:
if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.
Step-by-step explanation: