I can't see the line very well, but the initial value, also known as the y-intercept, is 1. I would tell you the rate of change but like I said I can't see the line very well, but count across from where the line touches the y axis until you can go up and hit a corner of a square on the grid and the line.. if that makes sense. I hope this helps!
Answer:
is this a question meant to evaluate you, such as a test, exam, quiz, or assessment?
They are supplementary angles. They are located on a straight line, and when added together they will add up to 180 degrees.