Center and Radius from Equation

Identify the center and the radius for the following equation. Center: (​ (a)   ,​ ​ (b)   ) Radius: ​ (c)   ​

• 0

• 7

• 49

• No center

• 2

• x

• y

Identify the center and the radius for the following equation. Center: (​ (a)   ,​ (b)   ) Radius: ​ (c)  

• 0

• 9

• 81

• No center

• 2

• x

• y

Identify the center and the radius for the following equation. Center: ​ (a)   ,​ ​ (b)   ) Radius: ​ ​ (c)  

• 225

• -3

• 2

• x

• y

• -2

• 3

• 15

• 64

• 7

• 2

• x

• y

• -7

• -8

• 8

• A

• B

• C

• D

What is the center and radius of this circle?
(x + 3)² + (y + 7)² = 4

• Center: (-3, -7)
   radius = 2

• Center: (3, 7)
   radius = 4

• Center: (-3, -7)
   radius = 4

• Center: (-3, 7)
   radius = 2

What is the center and radius for a circle with the equation:
(x-4)²+(y+2)²=25

• C:(4, -2), r=5

• C:(-4, 2), r=5

• C:(4, -2), r=25

• C:(-4, 2), r=25

• (1)

• (2)

• (3)

• (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 are the coordinates of the center and the radius of the circle with an equation:
(x + 7)² + (y - 6)² = 64?

• Centre (7,-6)
  Radius = 8 units

• Centre (-7,6)
  Radius = 64 units

• Centre (-7,6)
  Radius = 8 units

• Centre (7,-6)
  Radius = 64 units