Now answer the following question(s): 1. Which theorem did we use to solve this problem? State the theorem.
2. What kind of lines are the parallel lines in this question, increasing, decreasing or vertical? How can you conclude?
3. In the question, in what form is the equation of the second line given? What form was it converted to? Why?
4. Find the distance between two parallel lines in this question?
5.
What is the condition for two non-vertical lines to be perpendicular according to Slopes of Perpendicular Lines theorem?
What does the converse of Slopes of Perpendicular Lines theorem state?