Interpreting Graphs of Quadratic Functions

What is the vertex?

• (5,2)
• (2,5)
• (-2,5)
• (-5,2)

Tags

CCSS.HSF-IF.C.7A

The graph shows the height of a baseball from the time it is thrown from the top of a building to the time it hits the ground. How much time until the baseball is 80 meters above the ground.

• 1 sec

• 9 sec

• 7 sec

• 6 sec

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.CED.A.1

CCSS.HSA.REI.D.11

The graph below shows h, the height i meters of a model rocket, versus t, the time in seconds after the rocket is launched. From the graph, what conclusion con be made about the flight of the rocket?

• The rocket reaches its maximum height after 2.5 seconds

• At 0 seconds the rocket was 2 meters off the ground

• The height of the rocket was 0 meters when it was launched

• The rocket was in flight for 5 seconds

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.D.10

CCSS.HSA.CED.A.2

George is learning to play Disc Golf. The quadratic function  $y\ =\ -0.35x^2\ +\ 2x\ +\ 3$  models the height over time of one of his throws. Between what time was it thrown to the when it landed?

• All real numbers

•  $7\ \le x\le0$  

•  $0\le x\le7$  

•  $3\ \le x\le7$  

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.11

The graph shows the height of a ball versus time for one bounce. For how many seconds was the ball at a height of 7 feet or more above the ground?

• 0.25 seconds

• 1 second

• 1.5 seconds

• 1.75 seconds

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Select the graph that correctly represents a rocket starting at 0 seconds and landing at 10 seconds.

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7A

How much does it cost to have your lawn mowed for 2 hours?

• $16

• $17

• $18

• $19

Tags

CCSS.8.EE.B.5

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $100 is earned for every 2 hours worked

• $500 is earned for every 8 hours worked

• $200 is earned for every 3 hours worked

Tags

CCSS.8.EE.B.5

What is happening in the graph between 30 and 40 minutes?

• Sarah is accelerating

• Sarah is not moving

• Sarah is slowing down

• Sarah is travelling at a constant speed

Tags

CCSS.HSF.IF.B.4

An object in launched directly upward at 64 feet per second (ft/s) from a platform 80 feet high. Its height is represented by the equation s(t) = –16t² + 64t + 80. What will be the object's maximum height? 

• 2 ft
• 80 ft
• 144 ft
• 64 ft

Tags

CCSS.HSA.CED.A.1

CCSS.HSF.IF.B.4

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.C.7