Understanding Slope
von Michael Medeiros
1. Misconceptions
2. Key Terms
3. Students will often incorrectly write slope with an x attached
4. Don't confuse slope (m) for other letters (A, B, C, b, x, or y)
5. Don't mix up your points. One point will be (x1, y1), the other is (x2, y2)
6. Slope = rate of change
7. Slope describes the STEEPNESS of a line
8. Slope is a NUMBER
9. The slope of horizontal line is zero. The slope of a vertical line is undefined.
10. Slope is the change in y divided by the change in x
11. Slope is denoted by the letter m
12. SLOPE UMBRELLA
13. Prior Knowledge
14. Future Topics
15. Subtracting a negative number becomes addition
16. All fractions should always be written in simplest form
17. Slope-Intercept form of a line
18. Point-Slope form of a line
19. Parallel and Perpendicular Lines
