1. 
Which of the following is NOT an example of perpendicular lines? > The dashed lines separating lanes

2. 
How are perpendicular lines marked in figures? > Matching tick marks are used to indicate perpendicular lines

3. 
Which of the following is NOT true? > Perpendicular lines have negative reciprocal slopes

4. 
What is the equation of a line perpendicular to y = ⅓x + 7? > y = 3x + 7

5. 
Line q goes through points (1, 3) and (0, 7). Line p is perpendicular to q and passes through point (8, 2). What is the equation for line p? > y = ¼x

6. 
Line r is parallel to another line with equation y = 3x + 1. A line with which of the following equations would be perpendicular to r? > y = ⅓x + 1

7. 
Line j is perpendicular to line k. Line k is parallel to line l. Which of the following is true? > Line j is parallel to line l

8. 
Which of the following is NOT true about right angles? > Right angles indicate that two segments are perpendicular

9. 
What is the value of x? > 29

10. 
What are the values of x and y? > x = 10, y = 9
