Equations of a Circle Review

• 3.5

• 38.5

• 34.6

• 380.1

Tags

CCSS.HSG.C.B.5

The diameter of a circle has length 12. The center is at (-5, 2). Give the equation of the circle.

• (x - 2)² + (y + 5)² = 36

• (x - 5)² + (y + 2)² = 6

• (x + 5)² + (y - 2)² = 36

• (x + 2)² + (y - 5)² = 6

Tags

CCSS.HSG.GPE.A.1

Which of the following graphs match the equation:

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• 
• 
• 

Tags

CCSS.HSG.GPE.A.1

Write the equation of a circle with a center (5, 3) and radius of 2?

Mathematical Equivalence

ON

Tags

CCSS.HSG.GPE.A.1

Determine the equation of the following circle by finding the center and radius

Tags

CCSS.HSG.GPE.A.1

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

In the equation (x-3)²+(y+4)²=121, the radius of the circle is

• 242

• 11

• 121

• 22

Tags

CCSS.HSG.GPE.A.1

What is the standard equation of a circle?

• (x-k)² + (y-h)² = r²

• (x+h)² + (y+k)² = r²

• (x-h)² + (y-k)² = r²

• (k-x)² + (h-y)² = r²

Tags

CCSS.HSG.GPE.A.1

Which equation matches the circle on the graph?

• (x-2)²+(y+3)²=81

• (x+3)²+(y-2)²=9

• (x-2)²+(y+3)²=9

• (x+3)²+(y-2)²=3

Tags

CCSS.HSG.GPE.A.1

Write the equation of the circle in standard form?

Mathematical Equivalence

ON

Tags

CCSS.HSG.GPE.A.1