Answer:
20
Step-by-step explanation:
When looking for the perimeter just add all the numbers together.
Answer: Choice D
Explanation:
The range is the set of all possible y outputs of a function. The highest y can go is y = 1, which occurs at the vertex. We can have y = 1 or y be smaller than this. Therefore, the range is 
1. a. 0=0, 4x=4x, -18=-18
b. 3
2.a. 0=-2, 2= 0
b. 2
Answer:
this is simple... 1 3/4
Step-by-step explanation:
11, count everything after 3 and everything before 4