Circles Review

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

• (x - 7)² + y² = 9
• x² + (y -7)² = 9
• (x - 7)² + y² = 3
• x² + (y -7)² = 3

Tags

CCSS.HSG.GPE.A.1

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

Which graph corresponds to 
(x-8)²+ (y+2)²=

• A
• B
• C
• D

Tags

CCSS.HSG.GPE.A.1

• A

• B

• C

• D

Tags

CCSS.HSG.C.A.2

• A
• B
• C
• D

Tags

CCSS.HSG.C.A.2

• A
• B
• C
• D

Tags

CCSS.HSG.C.A.2

What is m∠ACB?

• 67.5°
• 90°
• 22.5°
• 45°

Tags

CCSS.HSG.C.A.2

Find the area of each sector.

• 52.4 in²
• 18,864 in²
• 60 in2
• 10.47 in

Tags

CCSS.HSG.C.B.5

FIND THE ARC LENGTH OF THE BOLDED ARC

• A
• B
• C
• D

Tags

CCSS.HSG.C.B.5