Equations/Arcs/Angles/Chords of a Circle

Which is the correct equation of a circle that is centered at the origin (0,0) and has a radius of 2?

• x² + y² = 2

• x² + y² = 3

• x² + y² = 4

• (x - 2)² + (y - 2)² = 4

Tags

CCSS.HSG.GPE.A.1

Which is the correct equation for a circle whose center is the origin and has a radius of 3?

• x² - y² = 3

• x² - y² = 9

• x² + y² = 3

• x² + y² = 9

Tags

CCSS.HSG.GPE.A.1

Which is the correct equation of a circle centered at (2, -4) and has a radius of 4?

• (x - 2)² + (y + 4)² = 4

• (x - 2)² + (y + 4)² = 16

• (x + 2)² + (y - 4)² = 4

• (x + 2)² + (y - 4)² = 16

Tags

CCSS.HSG.GPE.A.1

Which is the correct equation of a circle whose centered at (-1, -5) and has a radius of 5?

• (x + 1)² + (y + 5)² = 5

• (x - 1)² + (y - 5)² = 5

• (x - 1)² + (y - 5)² = 25

• (x + 1)² + (y + 5)² = 25

Tags

CCSS.HSG.GPE.A.1

Which is the correct equation of the given circle?

• (x + 2)² + (y + 1)² = 2

• (x + 2)² + (y + 1)² = 4

• (x - 2)² + (y - 1)² = 2

• (x - 2)² + (y - 1)² = 4

Tags

CCSS.HSG.GPE.A.1

Which is the correct equation of the given circle?

• (x + 1)² + (y - 3)² = 9

• (x - 1)² + (y + 3)² = 9

• (x + 1)² + (y + 3)² = 9

• (x - 1)² + (y - 3)² = 9

Tags

CCSS.HSG.GPE.A.1

Which graph has the equation

(x - 4)² + (y + 1)² = 9

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Tags

CCSS.HSG.GPE.A.1

Which graph has the equation

x² + (y - 3)² = 4

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Tags

CCSS.HSG.GPE.A.1

Which graph has the equation

(x + 3)² + y² = 4

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Tags

CCSS.HSG.GPE.A.1

Which graph has the equation

(x + 1)² + (y - 3)² = 9

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Tags

CCSS.HSG.GPE.A.1