CCSS.Math.Content.HSG.GPE.A.1

What is the coordinates of the centre and the radius of the circle with equation:
(x + 2)^2 + (y + 5)^2 = 16 ?

• Centre  (2,5)
  Radius = 16 units
• Centre (2,5)
  Radius = 4 units
• Centre (-2,-5)
  r = 16 units
• Centre (-2,-5)
  Radius = 4 units

Tags

CCSS.Math.Content.HSG.GPE.A.1

What do you do to the b value to correctly complete the square?

• square it
• divide it by 2 and square the result
• divide it by 2 and take the square root of the result
• divide it by 2 only

Tags

CCSS.Math.Content.HSA.REI.B.4

CCSS.Math.Content.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.Math.Content.HSG.GPE.A.1

Identify the center and radius of the circle (x + 7)² + (y + 5)² = 36

• Center (-7, -5,), radius=6
• Center (-7, -5,), radius=36
• Center (7, 5,), radius=6
• Center (7, 5,), radius=36

Tags

CCSS.Math.Content.HSG.GPE.A.1

What is the equation for this circle?

• (x+1)+(y+1)=9
• x²+y²=9
• x+y=9

Tags

CCSS.Math.Content.HSG.GPE.A.1

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.Math.Content.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.Math.Content.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.Math.Content.HSG.GPE.A.1

Find the equation of the circle: 
 center (-2,-7), radius is 3

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

Tags

CCSS.Math.Content.HSG.GPE.A.1

The point (-5,6) is on a circle with center (-1,3) write the equation of the circle

• (x+1)² + (y-3)²= 4000

• (x+5)² + (y-0)²= 25

• (x+1)² + (y-3)²= 25

• (x-1)² + (y+3)²= 25

Tags

CCSS.Math.Content.HSG.GPE.A.1