Someone explain this to me i have no idea what to put

Line y and z are parallel because their angles and the same measurement ensuring that they will never intersect .

Step-by-step explanation:

hope that helped. Picture was kinda blurry so I can't really tell the letters naming each line.

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square