2. Main Idea and New Vocabulary Example 1: Use a Table
Example 2: Use a Graph
Lesson Menu

3. Identify constant rate of change using tables and graphs.
Main Idea/Vocabulary

4. Use a Table
ROAD TRIP The table shows the number of miles Claire drove on a trip. Use the information to find the constant rate of change in miles per hour.
Example 1

5. Find the unit rate to determine the constant rate of change.
Use a Table
Find the unit rate to determine the constant rate of change.
The distance increases by 130 miles for every 2 hours.
Write as a unit rate.
Example 1

6. The number of miles increases by 65 every hour.
Use a Table
The number of miles increases by 65 every hour.
Answer: The constant rate of change is 65 miles per hour.
Example 1

7. The table shows the amount of money John gets for the number of hours he spends painting houses. Use the information to find the constant rate of change for the amount of money per hour.
A. $66 per hour
B. $22 per hour
C. $11 per hour
D. $2 per hour
Example 1 CYP

8. Use a Graph
FLYING The graph represents the distance traveled while flying in a plane. Use the graph to find the constant rate of change in miles per hour.
Example 2

9. Use a Graph
To find the rate of change, pick any two points on the line, such as (1,300) and (2,600).
Example 2

10. The distance increases by 300 miles in 1 hour.
Use a Graph
The distance increases by 300 miles in 1 hour.
Answer: So, the rate of flying in an airplane is 300 miles per hour.
Example 2

11. BICYCLING The graph represents the distance traveled while bicycling
BICYCLING The graph represents the distance traveled while bicycling. Use the graph to find the constant rate of change in miles per hour.
A. 105 mph
B. 70 mph
C. 35 mph
D. 1 mph
Example 2 CYP