Answer:
1. I have simplified the first question:

2. I have found the parabola properties:

That would be 9c+63 i’m pretty sure
To find the exterior angle measure we would use the following formula:

A regular hexagon has 6 sides so we divide:
360/6 which equals 60
So our final answer would be A. 60
Answer:

Step-by-step explanation:
x - the temperature
y - the number of people
the temperature is between 75 degrees and 110 degrees:
75 < x < 110
the room for 50 people:
0 < y ≤ 50
You would be a pentagon. A pentagon has 5 sides