Parts of a Parabola

True or False?
When the x-part is squared, the parabola opens up or down.

• True
• False

Tags

CCSS.HSF.BF.B.3

CCSS.HSF.IF.C.7

All parabolas with a vertical directrix open the left or right.

• true
• false

Tags

CCSS.HSG.GPE.A.2

(y-4)² = -8(x+1)
What are the coordinates for the focus?

• (1,4)
• (-1,6)
• (-1,2)
• (-3,4)

Tags

CCSS.HSG.GPE.A.2

(x+3)² = 4(y+5)
What is the equation of the directrix?

• x = 4
• x = 2
• y = -4
• y = -6

Tags

CCSS.HSG.GPE.A.2

What is the equation of this parabola?

• (y-1)² = -4(x-3)
• (y-1)²= 4(x+3)
• (y+1)² = 4(x-3)
• (y+1)² = -4(x+3)

Tags

CCSS.HSG.GPE.A.2

If the directrix is y = 4 and the focus is at 
(3, 0), the value of p is:

• 8
• -8
• 2
• -2

Tags

CCSS.HSG.GPE.A.2

The focus is inside the parabola

• true
• false

Tags

CCSS.HSG.GPE.A.2

A parabola is the set of all points equidistant from its focus and directrix.

• true
• false

Tags

CCSS.HSG.GPE.A.2

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• y intercept

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

Given this directrix and vertex, what would the equation of the parabola be?

• (y-2)² = 12(x-1)
• (y-2)² = 6(x-1)
• (x-1)² = 12(y-2)
• (x-1)² = 6(y-2)

Tags

CCSS.HSG.GPE.A.2