Analyzing Linear Graphs

Nate and his sister Myla are walking home from school. The graph shows their distance from their house. For the last 40 yards of the walk, Nate and Myla race home. Who reached the house first? Explain.

• Myla because she reached the house in 8 seconds

• Nate because he reached the house in 9 seconds

• It was a tie, because they were both 40 yards away from the house.

• Myla because she reached the house in 9 seconds.

Nate and his sister Myla are walking home from school. The graph shows their distance from their house. For the last 40 yards of the walk, Nate and Myla race home. Select the description(s) that accurately describes Nate and Myla's pace.

• Both Nate and Myla traveled the same about time to get home.

• Myla's speed increased

• Nate was running farther away from his house.

• Nate traveled at the constant rate.

The graphs to the left represent 3 different people's distances from a bowling alley. Match the letter of each graph to its description. Paula left the bowling alley to drive home. She realized that she left her purse at the bowling alley so she went back to pick it up. She then drove back home, stopping at one light on the way.

• A

• B

• C

The graphs to the left represent 3 different people's distances from a bowling alley. Match the letter of each graph to its description. A person leaves their house and drives towards the bowling alley. They stop to get gas and then continue their drive, ending at the bowling alley.

• A

• B

• C

Linear Functions are functions whose graph is a _______ _____.

• U-shaped curve

• V-shaped curve

• straight line

• wavy line

What is the y-intercept?

• (5, 0)

• (-5, 0)

• (0, 5)

• (0, -5)

• y-intercept

• x-intercept

• solution

• slope

What is the x-intercept?

• (5, 0)

• (-5, 0)

• (0, 5)

• (0, -5)

If the x-intercept is (-7,0), then what is the "zero" of the function?

• x = -7

• x = 0

• Both of these

• None of these

Which of the following graphs has a POSITIVE SLOPE?

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