Graph Lines and Slopes

The points in the table lie on a line. What is the slope of the line?

• 2

• 1/2

• -2

• -1/2

Are the Lines Parallel? How do you know? Line 1 runs through the points (-6, 6) and (0, 5) Line 2 runs through the points (0, -3) and (6, -4)

• Yes, their slopes are opposite reciprocals

• Yes, their slopes are the same

• No, their slopes are opposite reciprocals

• No, their slope are the same

What is the name of this graph?

• line plot

• line graph

• bar graph

• frequency table

What is the main purpose of a line graph?

• to compare two things

• to show trends over time

• to have an independent variable

• so you don't have to read words

What is the general trend of this line graph?

• The more you mow, the less money you make.

• You make the same amount of money regardless of how long you mow.

• The more you mow, the more money you make.

• Mowing is dangerous.

Look at the graph.
From Tuesday to Wednesday there is ....

• fall sharply.

• a sharply fall.

• a sharp fall.

• fall sharp.

Between which two times was the greatest increase in number of shoppers?

• 12pm and 1pm

• 1pm and 2pm

• 2pm and 3pm

• 10am and 11am

When was the greatest amount of shoppers at the store?

• 10am

• 1pm

• 6pm

• 2pm

Between which two years did the bear population remain constant?

• 2004 and 2005

• 2001 and 2002

• 2005 and 2006

• 2000 and 2001

Did the temperature increase or decrease between day 1 and day 2?

• increase

• decrease