Quadratic Equation Projectile Motion Problems

• 95 feet

• 45 feet

• 70 feet

• 171.56 feet

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.1

• 10 seconds

• 64 seconds

• 960 seconds

• 2 seconds

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.1

The height of a water balloon that is launched into the air is given by h(t) = -5t² + 40t + 2. From what height was the balloon released?

• 2 meters

• 5 meters

• 40 meters

• 20 meters

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.1

A raft is dropped from a helicopter 256 feet in the air above the ocean.  Its approximate height, h, after t seconds is given by the function h(t) = -16t² + 256.  How many seconds did it take the raft to hit the water? 

• -4
• 2
• 4
• 8

What is the initial height of the parabola?

• h = 0.563

• h = 10.063

• h = 5

• h = 1.356

What is the vertex of this quadratic equation?

y = -2(x + 2)² + 4

• (-2,4)

• (2,4)

• (4,-2)

• (-4,-2)

What are the X-Intercepts, Roots, Zeros, and Solutions?

• {0, -8}
• {8, 0}
• {4, -4}
• {-4, -4}

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the graph?

• -8
• -4
• 1
• 0

Tags

CCSS.HSF-IF.C.7A

What algebraic term are you solving for if the word problem is: The equation for leaping off a cliff is h = -16t^2 + 8t +24.  How long will it take for you to hit the water?

• Roots (Solutions)
• Axis of Symmetry
• Vertex
• y-intercept

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