Real World Quadratics

Mrs. Martone's 7th grade science class built and launched rockets. The graph below shows the height, in feet, over time, in seconds, of a student's rocket. Use the graph to answer the questions below. How long was the rocket in the air?

• 1 second

• 7 seconds

• 14 seconds

Tags

CCSS.HSF.IF.B.4

CCSS.HSA.REI.D.10

The graph below shows the height, in feet, over time, in seconds, of a student's rocket. Use the graph to answer the questions below. What was the maximum height the rocket reached?

• 25 feet

• 45 feet

• 65 feet

• 85 feet

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Mrs. Martone's 7th grade science class built and launched rockets. The graph below shows the height, in feet, over time, in seconds, of a student's rocket. Use the graph to answer the questions below. How long did it take the rocket to reach its maximum height?

• 1 second

• 5 seconds

• 7 seconds

• 11 seconds

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Mrs. Martone's 7th grade science class built and launched rockets. The graph below shows the height, in feet, over time, in seconds, of a student's rocket. Use the graph to answer the questions below. What is the height of the rocket at 5 seconds?

• 30 feet

• 60 feet

• 65 feet

• 70 feet

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSF.IF.A.1

At the Nets game, an employee shoots a t-shirt out of a cannon. The height of the shirt  based on the number of seconds, , is given by the equation
 $h\left(x\right)=-4x^2+24x+10$  
Part A: What is the starting height of the t-shirt?

• 24 feet

• 10 feet

• -4 feet

• 3 feet

Tags

CCSS.HSA.SSE.A.1

At the Nets game, an employee shoots a t-shirt out of a cannon. The height of the shirt based on the number of seconds, , is given by the equation 
 $h\left(x\right)=-4x^2+24x+10$ 
Part B: After how many seconds does the t-shirt reach its greatest height? Solve algebraically. 

• 3 seconds

• 46 seconds

• 5 seconds

• 10 seconds

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.CED.A.1

At the Nets game, an employee shoots a t-shirt out of a cannon. The height of the shirt based on the number of seconds, , is given by the equation
 $h\left(x\right)=-4x^2+24x+10$ 
Part C: What is the t-shirt’s greatest height? Solve Algebraically

• 24 feet

• 9 feet

• 46 feet

• 34 feet

Tags

CCSS.HSA.REI.B.4

At the Nets game, an employee shoots a t-shirt out of a cannon. The height of the shirt based on the number of seconds, , is given by the equation
 $h\left(x\right)=-4x^2+24x+10$ 
Part D: Approximately how many seconds does the t-shirt stay in the air? Use Calculator To Help

• Between 4 and 5 seconds

• Between 5 and 6 seconds

• Between 6 and 7 seconds

• Between 9 and 10 seconds

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.11

Prince is trying to throw a ball over a fence. The height of the ball, in feet based on the number of seconds, is represented by the equation: 
 $f\left(t\right)=-3.5t^2+14t+3$ 
Part A: How long does it take the ball to reach it's max height?

• 3 seconds

• 4 seconds

• 3.5 seconds

• 2 seconds

Tags

CCSS.HSA.REI.B.4

Prince is trying to throw a ball over a fence. The height of the ball, in feet based on the number of seconds, is represented by the equation: 
 $f\left(t\right)=-3.5t^2+14t+3$ 
Part B: What is the maximum height the ball reached after Prince threw it?

• 14 feet

• 17 feet

• 19 feet

• 22 feet

Tags

CCSS.HSF.IF.B.4

CCSS.HSA.REI.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.CED.A.1