Axis of Symmetry and Roots

What is the green dashed line called?

• roots or x-intercepts

• parabola

• axis of symmetry

• line of dashes

Tags

CCSS.HSF-IF.C.7A

How many roots does this parabola have? 

• 3

• 2

• 0

• 1

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

Tags

CCSS.HSF-IF.C.7A

If the vertex of a parabola is (3,5), what is the axis of symmetry? 

• y=5

• x=5

• x=3

• There is not enough information provided. 

What is the axis of symmetry?

• x=-1

• x=-2

• y=-1

• y=-2

Tags

CCSS.HSF-IF.C.7A

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

The axis of symmetry is a line that goes through the...

• y-intercept

• any random point

• vertex

•  x-axis or y-axis

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry for this graph?

• y=2

• x=2

• x=0

• y=0

Tags

CCSS.HSF-IF.C.7A

The axis of symmetry line passes through which point?

• y-intercept

• any random point

• vertex

• symmetrical point for the vertex