We will verify each options
option-A:

we can factor it



so, this is not irrational.........Answer
option-B:

Since, it can not be factored
so, this is irrational.........................Answer
option-C:

we can factor it



so, this is not irrational.........Answer
option-D:

we can factor it



so, this is not irrational.........Answer
Shouldn't the answer be: (-1,4),(1,4),(2,4),(-2,4)
Answer:
Step-by-step explanation:
256
D is the answer. Putting this because it has to be 20 characters
Answer:
C. Parallel
D. Segment
F. Ray
Explaination:
Answers A, E, & G (line, point, & plane) are undefined terms.