Analyzing Graphs Slope

Which of the following graphs has an UNDEFINED SLOPE? (Also called "NO SLOPE.")

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Which of the following equations has a ZERO SLOPE?

For 1-6 Match the verbal description with the part of the graph it describes.
Stays the same.

• F

• A

• D

• C

Slowly increases at a CONSTANT rate.

• A

• B

• E

• D

quickly decreases at a CONSTANT rate.

• D

• A

• F

• B

Describe the situation.

• The volume of the balloon increases at a constant rate, then stays constant, then increases, then constant, and increases at a constant rate.

• The volume of the balloon increase at a constant rate, decreases, then stays constant, then increases, then constant, and increases at a constant rate.  

At 60 seconds, how far had this object traveled? 

• 0 m

• 10 m

• 20 m

• 40 m

Describe the situation. 

• Grams Decrease at a decreasing rate.

• Grams decrease at a constant rate.

Describe the situation.

• Sales decrease quickly at a constant rate, and then increase slowly at a constant rate.

• Sales stay constant, then decrease at a constant rate, and increase slowly.  

Describe the situation.

• Horsepower increases at an increasing rate and then increases slowly.

• Horsepower increases at a constant rate and then increases slowly.