Forms of Equations Circles

Find the center and radius of the circle: x² + y² + 14x - 2y = -1.

• center = (-7, 2) radius = 3

• center = (-7, 1) radius = 7

• center = (-4, 1) radius = 7

• center = (-4, 2) radius = 3

Tags

CCSS.HSG.GPE.A.1

Determine the center and radius:
x² + y² - 10x + 8y -8 = 0

• C = (5,-4) r = 7

• C = (-5,4) r = 7

• C = (-4,5) r = 49

• C = (5,-4) r = 49

Tags

CCSS.HSG.GPE.A.1

Convert the equation of the circle from general to standard form.

• A

• B

• C

• D

Tags

CCSS.HSG.GPE.A.1

Select the matching graph.

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Tags

CCSS.HSG.GPE.A.1

The questions that follow relate to the diagram shown here.

• center of a circle

• If the center of a circle is (-3, 5) and the radius is 3, what is the equation of the circle?

• r

• Equation of a circle

• 
• radius of a circle

• 

Tags

CCSS.HSG.GPE.A.1

Write the equation of the circle shown above.

Mathematical Equivalence

ON

Tags

CCSS.HSG.GPE.A.1

What the equation for the circle shown, with a center at (-2, -4)

Mathematical Equivalence

ON

Tags

CCSS.HSG.GPE.A.1

What is the equation of this circle?

Mathematical Equivalence

ON

Tags

CCSS.HSG.GPE.A.1

What is the equation for the circle graphed?

Mathematical Equivalence

ON

Tags

CCSS.HSG.GPE.A.1

What is the equation of the circle? Enter your equation in the response box.

Mathematical Equivalence

ON

Tags

CCSS.HSG.GPE.A.1