Circles Pre Test

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

Tags

CCSS.HSG.GPE.A.1

What is the equation of the circle?

• (x+1)² + (y +1)² = 3

• (x+1)² + (y -1)² = 3

• (x+1)² + (y +1)² = 9

• (x-1)² + (y -1)² = 9

Tags

CCSS.HSG.GPE.A.1

What is the center of the circle with equation x² + y² = 1?

• (1, 1)

• (0, 0)

• not enough information

Tags

CCSS.HSG.GPE.A.1

What is the diameter of the circle given by the equation (x-7)^2+(y+3)^2=25?

• 3

• 5

• 10

• 25

Tags

CCSS.HSG.GPE.A.1

Match the following vocabulary term with its appropriate part of the circle.

• Major Arc

• Point of Tangency

• Secant Line

• Line PR

• Semi-Circle

• Point V

• Minor Arc

What is the equation of the circle?

Tags

CCSS.HSG.GPE.A.1

What is the equation of this circle?

• (x - 2)² + (y - 1)² = 4

• (x + 2)²+(y + 1)²=16

• (x + 2)² + (y - 1)² = 4

• (x + 2)²+(y - 1)²=16

Tags

CCSS.HSG.GPE.A.1

Which equation represents a circle with a center at (–4, 9) and a diameter of 10 units?

• (x – 9)² + (y + 4)² = 25

• (x + 4)² + (y – 9)² = 25

• (x – 9)² + (y + 4)² = 100

• (x + 4)² + (y – 9)² = 100

Tags

CCSS.HSG.GPE.A.1

Tags

CCSS.HSG.GPE.A.1

Write the equation of a circle with center (7, 0) with radius 3.

Tags

CCSS.HSG.GPE.A.1