Quizziz Live: Axis of Symmetry and Vertex

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

What is the axis of symmetry?

• the slope of the graph
• the dividing line for a parabola
• a way to spin my pencil
• the x-axis

A parabola has a vertex at (2,-3).

Where is the axis of symmetry?

• y = -2

• y = 3

• x = -3

• x = 2

Which of the following equations matches standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

What is the vertex?

• (4,-4)
• (2,0)
• (0,2)
• (6,0)

A parabola has a vertex at (-3,2).
Where is the axis of symmetry?

• y = -2
• x = 3
• x = -3
• y = 2

What is a, b, and c in 3x² + 4 = 5x?

• a = 3, b = -5, c = 4
• a = 3, b = 5, c = 4
• a = 3, b = 5, c = -4
• a = 3, b = -5, c = -4

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• line of dashes

What is the green dot on this parabola called?

• vertex
• root
• zero
• solution

Identify the axis of symmetry. 

• x=-1
• y=-1
• x=4
• y=4