Conic Sections - Circles and Parabolas

• Ellipse 

• Hyperbola

• Circle

• Parabola

• Circle

• Parabola

• Ellipse

• Hyperbola

• Hyperbola

• Ellipse

• Circle

• Parabola

(y-4)² = -8(x+1)
What direction does this parabola open?

• up
• down
• left
• right

In the equation (x+2)²+(y-3)²=4, the radius of the circle is...

• 4
• 2
• 3
• 16

What is the equation of a circle with radius 2 and center (3, 4)?

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

What are the coordinates of the center and the radius of the circle with equation:
(x - 4)² + (y - 3)² = 25 ?

• Center (4,3)
  Radius = 5 units
• Center (4,3)
  Radius = 25 units
• Center (-4,-3)
  Radius = 25 units
• Center (-4,-3)
  Radius = 5 units

What is the center and radius given the equation, 8x+x²-2y+y²-64=0?

• Center: (-4, 1), Radius: 9

• Center: (4,1), Radius: 9

• Center: (1,-4), Radius: 81

• Center: (-4, 1), Radius: 81

In the equation (x-3)²+(y-2)²=16, the center of the circle is...

• (3,2)
• (-3, -2)
• (-2, -3)
• (2, 3)

What is the equation of the circle, with center (-6,-9) and radius 7 units?

• (x + 6)^2 + (y + 9)^2 = 49

• (x + 6)^2 + (y + 9)^2 = 7

• (x - 6)^2 + (y - 9)^2 = 49

• (x - 6)^2 + (y - 9)^2 = 7